Usage of the character 反

traditional system expressing the phonetic value of a Chinese character using two other characters, the first for the initial consonant, the second for the rhyme and tone

móufǎn

谋反

[謀反]

to plot a rebellion
to conspire against the state

fǎnzhì

反智

[反智]

anti-intellectual

fǎnsù

反诉

[反訴]

counterclaim
countercharge (law)

fǎntān

反贪

[反貪]

anti-corruption (policy)

fǎn Měi

反美

[反美]

anti-American

fǎnmù

反目

[反目]

to quarrel
to fall out with sb

fǎnkàng

反抗

[反抗]

to resist
to rebel

fǎndiàn

反坫

[反坫]

earthern goblet stand also known as 垿 (xù) (old)

fǎntán

反弹

[反彈]

to bounce
to bounce back
to boomerang
to ricochet
rebound (of stock market etc)
bounce
backlash
negative repercussions

fǎnfù

反复

[反覆]

repeatedly
over and over
to upend
unstable
to come and go
(of an illness) to return

fǎnzuǐ

反嘴

[反嘴]

to answer back
to contradict
to renege
to go back on one's word

fǎndǎo

反导

[反導]

anti-missile

fǎnsī

反思

[反思]

to think back over sth
to review
to revisit
to rethink
reflection
reassessment

fǎntè

反特

[反特]

to thwart enemy espionage; to engage in counterespionage

dàofǎn

倒反

[倒反]

instead
on the contrary
contrary (to expectations)

fǎnjué

反角

[反角]

bad guy (in a story)
villain

fǎnhuà

反话

[反話]

irony
ironic remark

fǎnzhào

反照

[反照]

reflection

fǎnchú

反刍

[反芻]

to ruminate
to chew the cud

fǎnpàn

反叛

[反叛]

to rebel
to revolt

fǎnfěng

反讽

[反諷]

irony
to satirize

fǎnchǎn

反铲

[反鏟]

backhoe

fǎnjī

反击

[反擊]

to strike back; to beat back; to counterattack

fǎnfù

反复

[反復]

variant of 反覆／反复 (fǎnfù)

fǎnmiàn

反面

[反面]

reverse side
backside
the other side (of a problem etc)
negative
bad

fǎnyì

反义

[反義]

antonymous
(genetic) antisense

zàofǎn

造反

[造反]

to rebel
to revolt

fǎndào

反倒

[反倒]

but on the contrary
but expectedly

fǎnqián

反潜

[反潛]

anti-submarine
antisubmarine

Sānfǎn

三反

[三反]

"Three Anti" campaign (anti-corruption, anti-waste, anti-bureaucracy), early PRC purge of 1951-52

fǎnhé

反核

[反核]

anti-nuclear (e.g. protest)

fǎnjié

反诘

[反詰]

to ask (a question) in reply
to answer a question with a question
rhetorical question

zìfǎn

自反

[自反]

to introspect
to self-reflect
(math.) reflexive

fǎnyǎn

反演

[反演]

inversion (geometry)

fǎnchā

反差

[反差]

contrast; discrepancy

fǎnjiē

反接

[反接]

trussed
with hands tied behind the back

fǎnjiǎo

反角

[反角]

reflex angle

píngfǎn

平反

[平反]

to redress (an injustice); to rehabilitate (sb whose reputation was unjustly sullied)

fǎn Yuán

反袁

[反袁]

opposing Yuan Shikai 袁世凱／袁世凯 ( Yuán Shìkǎi) in National Protection War 護國戰爭／护国战争 ( Hùguó Zhànzhēng) 1915-1916

fǎnshì

反噬

[反噬]

to backfire on; to rebound on

fǎncháng

反常

[反常]

unusual
abnormal

fǎnfāng

反方

[反方]

the side opposed to the proposition (in a formal debate)

fǎnchāo

反超

[反超]

to reverse (the score)
to pull off a comeback
to take the lead

fǎnzhì

反制

[反制]

to take countermeasures against
to hit back
to counter

fǎnsuǒ

反锁

[反鎖]

locked in (with the door locked from the outside)

fǎnbǐ

反比

[反比]

inversely proportional
inverse ratio

fǎn Xí

反习

[反習]

anti-Xi (Jinping)

fǎnwū

反污

[反污]

to accuse the victim (while being the guilty party)

fǎnjì

反季

[反季]

off-season; out-of-season

fǎnbó

反驳

[反駁]

to retort
to refute

fǎnrì

反日

[反日]

anti-Japan

fǎnzhuǎn

反转

[反轉]

reversal
inversion
to reverse
to invert (upside down, inside out, back to front, white to black etc)

sùfǎn

肃反

[肅反]

to eliminate counterrevolutionaries (abbr. for 肅清反革命分子／肃清反革命分子 (sùqīngfǎngémìngfènzǐ))

fǎnsuān

反酸

[反酸]

acid reflux
regurgitation

fǎnxiàng

反向

[反向]

opposite direction
reverse

fǎnkuì

反馈

[反饋]

to send back information
feedback

chuānfǎn

穿反

[穿反]

to wear inside out (clothes)

xiāngfǎn

相反

[相反]

opposite
contrary

fǎnduì

反对

[反對]

to oppose; to be against; to object to

fǎnshā

反杀

[反殺]

to respond to an assault by killing one's assailant

nìfǎn

逆反

[逆反]

rebellious behavior
opposite
ob-

fǎnzhèng

反正

[反正]

anyway
in any case
to come over from the enemy's side

gāofǎn

高反

[高反]

altitude sickness
abbr. for 高原反應／高原反应 (gāoyuánfǎnyìng)

fǎnxiàng

反相

[反相]

(a person's) rebellious appearance
signs of an impending rebellion
(physics) reversed phase

fǎnkǒu

反口

[反口]

to correct oneself
to renege
to break one's word

fǎnxiǎng

反响

[反響]

repercussions
reaction
echo

fǎnbǔ

反哺

[反哺]

to support one's parents in their old age
to show filial piety
to to repay
to return a favor

fǎnzhǎng

反掌

[反掌]

lit. to turn over one's palm
fig. everything is going very well.

fǎn Qīng

反清

[反清]

anti-Qing
refers to the revolutionary movements in late 19th and early 20th century leading up to 1911 Xinhai Revolution 辛亥革命 ( Xīnhài Gémìng)

fǎn Yīng

反英

[反英]

anti-English

zhèngfǎn

正反

[正反]

positive and negative
pros and cons
inside and outside

fǎnguāng

反光

[反光]

to reflect light

fǎn Jīdū

反基督

[反基督]

the anti-Christ

fǎntānfǔ

反贪腐

[反貪腐]

anti-corruption

fǎnjiéwèn

反诘问

[反詰問]

to cross-examine

fǎnxiégàng

反斜杠

[反斜杠]

backslash (computing)

fǎnyìngshì

反应式

[反應式]

equation of a chemical reaction

fǎndiànzǐ

反电子

[反電子]

positron
also called 正電子／正电子 (zhèngdiànzǐ)

fǎnkàngzhě

反抗者

[反抗者]

rebel

fǎnyìngshí

反应时

[反應時]

response time

fǎnwénpáng

反文旁

[反文旁]

(colloquial) grapheme 攵 (variant form of Kangxi radical 66, 攴)

fǎnjìjié

反季节

[反季節]

off-season; out-of-season

fǎnwènjù

反问句

[反問句]

rhetorical question

fǎnshèmiàn

反射面

[反射面]

reflecting surface

fǎntānwū

反贪污

[反貪污]

anticorruption

fǎnjiàndié

反间谍

[反間諜]

counterintelligence
protection against espionage

fǎnzhīshi

反知识

[反知識]

anti-intellectual

fǎnzuòyòng

反作用

[反作用]

opposite reaction

dānfǎnjī

单反机

[單反機]

see 單反相機／单反相机 (dānfǎnxiàngjī)

fǎnshèntòu

反渗透

[反滲透]

anti-infiltration (measures taken against subversive external forces)
(chemistry) reverse osmosis

fǎnwéijiǎo

反围剿

[反圍剿]

communist attack against the Guomindang's encircle and annihilate campaign

fǎnjiàntǐng

反舰艇

[反艦艇]

anti-ship

fǎnzhìlùn

反智论

[反智論]

anti-intellectualism

fǎnrénlèi

反人类

[反人類]

inhuman

fǎnyǔfǎ

反语法

[反語法]

irony

fǎnkōngjiàng

反空降

[反空降]

anti-aircraft defense

héfǎnyìng

核反应

[核反應]

nuclear reaction

fǎnshèjìng

反射镜

[反射鏡]

reflector

fǎntǎnkè

反坦克

[反坦克]

anti-tank

fǎnguāngjìng

反光镜

[反光鏡]

reflector (typically concave, as in a torch)
mirror (typically plane or convex)

fǎnqìxuán

反气旋

[反氣旋]

anticyclone

fǎnyìcí

反义词

[反義詞]

antonym

fǎnshèguāng

反射光

[反射光]

to reflect light
reflection
reflected light

fǎnlìzǐ

反粒子

[反粒子]

antiparticle (physics)

fǎnshízhēn

反时针

[反時針]

counterclockwise

fǎnyìnglú

反应炉

[反應爐]

(nuclear etc) reactor

fǎnyīngxióng

反英雄

[反英雄]

antihero

fǎnyìngduī

反应堆

[反應堆]

reactor

fǎnzhèngfǎ

反证法

[反證法]

reductio ad absurdum

wōlifǎn

窝里反

[窩裡反]

see 窩裡鬥／窝里斗 (wōlidòu)

fǎnxiàngqì

反相器

[反相器]

(electronics) inverter; NOT gate

fǎnkēxué

反科学

[反科學]

anti-science
anti-scientific

fǎnzhèngfǔ

反政府

[反政府]

anti-government (protest)

fǎnduìpài

反对派

[反對派]

opposition faction

fǎnshèhú

反射弧

[反射弧]

reflex arc

fǎndòngpài

反动派

[反動派]

reactionaries

fǎnyìnglùn

反映论

[反映論]

theory of reflection (in dialectic materialism), i.e. every perception reflects physical reality

fǎnqīngxiāo

反倾销

[反傾銷]

anti-dumping

fǎnxiéxiàn

反斜线

[反斜線]

backslash (computing)
reversed diagonal

fǎnsǎnshè

反散射

[反散射]

backscatter

fǎnjùchǐ

反锯齿

[反鋸齒]

anti-aliasing

fǎnhánshù

反函数

[反函數]

inverse function (math.)

fǎnchōnglì

反冲力

[反衝力]

backlash
recoil
reactive force

fǎngāocháo

反高潮

[反高潮]

anticlimax

fǎnyìzì

反义字

[反義字]

character with opposite meaning
antonym
opposite characters

fǎngémìng

反革命

[反革命]

counterrevolutionary

fǎnzǒusī

反走私

[反走私]

to oppose smuggling
anti-contraband (measures, policy etc)

fǎnduìpiào

反对票

[反對票]

dissenting vote

fǎndǎodàn

反导弹

[反導彈]

anti-missile

fǎnguāngmiàn

反光面

[反光面]

reflecting surface

fǎnjiànjì

反间计

[反間計]

stratagem of sowing dissension
CL:條／条 (tiáo)

fǎnsùzhuàng

反诉状

[反訴狀]

counterclaim

fǎnzuǐyù

反嘴鹬

[反嘴鷸]

(bird species of China) pied avocet (Recurvirostra avosetta)

fǎnduìdǎng

反对党

[反對黨]

opposition (political) party

Fǎnshèngyīng

反圣婴

[反聖嬰]

La Niña (counterpart of El Niño in meteorology)

fùfǎnkuì

负反馈

[負反饋]

negative feedback

fǎnqūgōng

反曲弓

[反曲弓]

(archery) recurve bow

chàngfǎndiào

唱反调

[唱反調]

to express a different view
to take a different position

héfǎnjī

核反击

[核反擊]

nuclear counter strike

fǎnpīpíng

反批评

[反批評]

countercriticism

fǎnmiànr

反面儿

[反面兒]

erhua variant of 反面 (fǎnmiàn)

fǎnshíshì

反时势

[反時勢]

unconventional

fǎnguolái

反过来

[反過來]

conversely
in reverse order
in an opposite direction

chéngfǎnbǐ

成反比

[成反比]

to vary inversely
inversely proportional to

fǎnzhàolü

反照率

[反照率]

reflectivity
albedo

fǎnfǔbài

反腐败

[反腐敗]

to oppose corruption
anti-graft (measures, policy etc)

fǎnwùzhì

反物质

[反物質]

antimatter

zàofǎnpài

造反派

[造反派]

rebel faction

fǎnlǒngduàn

反垄断

[反壟斷]

antitrust

fǎnyìngguō

反应锅

[反應鍋]

(chemical engineering) reaction vessel; reaction tank

fǎnshèhuì

反社会

[反社會]

antisocial (behavior)

nìfǎnyìng

逆反应

[逆反應]

reverse reaction
counterreaction
inverse response

fǎnzhuǎnlù

反转录

[反轉錄]

(molecular biology) reverse transcription

fǎnlùbìngdú

反录病毒

[反錄病毒]

reverse transcription virus
retrovirus

fǎnmiànrénwù

反面人物

[反面人物]

negative character
bad guy (in a story)

nìfǎnxīnlǐ

逆反心理

[逆反心理]

reverse psychology

miǎnyìfǎnyìng

免疫反应

[免疫反應]

immune response

fàngrèfǎnyìng

放热反应

[放熱反應]

exothermic reaction

fǎnguòláishuō

反过来说

[反過來說]

on the other hand

liànshìfǎnyìng

链式反应

[鏈式反應]

chain reaction

fǎnshèzuòyòng

反射作用

[反射作用]

reflex
reflection

fǎnqiúfùchú

反裘负刍

[反裘負芻]

lit. to wear one's coat inside out and carry firewood on one's back (idiom)
fig. to live a life of poverty and hard work
fig. to act stupidly

fǎndàndǎodàn

反弹导弹

[反彈導彈]

antimissile missile

fǎnyìngduīxīn

反应堆芯

[反應堆芯]

reactor core

fǎngōngzìwèn

反躬自问

[反躬自問]

introspection
to ask oneself

yìngjīfǎnyìng

应激反应

[應激反應]

(physiological etc) stress

fǎnzhīyìrán

反之亦然

[反之亦然]

vice versa

tóngyìfǎnfù

同义反复

[同義反復]

tautology

yánxìngfǎnyìng

炎性反应

[炎性反應]

inflammation response

zhèngfǎnliǎngmiàn

正反两面

[正反兩面]

two-way
reversible
both sides of the coin

fǎnpànfènzǐ

反叛分子

[反叛份子]

insurgent; rebel

qiàqiàxiāngfǎn

恰恰相反

[恰恰相反]

just the opposite

fǎnjiàndǎodàn

反舰导弹

[反艦導彈]

anti-ship missile

fǎnyǎoyīkǒu

反咬一口

[反咬一口]

to make a false countercharge

fǎnchúnxiāngjī

反唇相讥

[反唇相譏]

(idiom) to answer back sarcastically; to retort

fǎnmiànjiàoyuán

反面教员

[反面教員]

(PRC) teacher by negative example
sb from whom one can learn what not to do

biàntàifǎnyìng

变态反应

[變態反應]

allergic response
allergy

fǎnzhìzhǔyì

反智主义

[反智主義]

anti-intellectualism

fǎnzhèngyīyàng

反正一样

[反正一樣]

whether it's right or wrong doesn't make a lot of difference
six of one and half a dozen of the other
as broad as it is long

fǎnmiànjiàocái

反面教材

[反面教材]

negative example
sth that teaches one what not to do

fǎnfǔchànglián

反腐倡廉

[反腐倡廉]

to fight corruption and advocate probity

jījífǎnyìng

积极反应

[積極反應]

active response
energetic response

fǎnchúdòngwù

反刍动物

[反芻動物]

ruminant

fǎnréndàozuì

反人道罪

[反人道罪]

a crime against humanity

liánsuǒfǎnyìng

连锁反应

[連鎖反應]

chain reaction

guòmǐnfǎnyìng

过敏反应

[過敏反應]

allergic reaction

fǎn'ānwèijì

反安慰剂

[反安慰劑]

nocebo

Zhènfǎn Yùndòng

镇反运动

[鎮反運動]

Campaign to Suppress Counterrevolutionaries (PRC political campaign from 1950-1952), abbr. for 鎮壓反革命運動／镇压反革命运动 ( Zhènyā Fǎngémìng Yùndòng)

Fǎnshèntòufǎ

反渗透法

[反滲透法]

(Tw) Anti-infiltration Act (2020), which regulates the influence of entities deemed foreign hostile forces

jùbiànfǎnyìng

聚变反应

[聚變反應]

nuclear fusion

nòngqiǎofǎnzhuō

弄巧反拙

[弄巧反拙]

see 弄巧成拙 (nòngqiǎochéngzhuō)

héfǎnyìngduī

核反应堆

[核反應堆]

nuclear reactor

sānfǎnyùndòng

三反运动

[三反運動]

"Three Anti" campaign (anti-corruption, anti-waste, anti-bureaucracy), early PRC purge of 1951-52

liúdàngwàngfǎn

流宕忘反

[流宕忘反]

to stray and forget to return

fǎnxīngfènjì

反兴奋剂

[反興奮劑]

anti-doping
anti-stimulant
policy against drugs in sports

tiáojiànfǎnyìng

条件反应

[條件反應]

conditioned response

fǎnyìngshíjiān

反应时间

[反應時間]

(technology) response time

qiánglièfǎnduì

强烈反对

[強烈反對]

to oppose strongly
violently opposed to

fǎnbàiwéishèng

反败为胜

[反敗為勝]

to turn defeat into victory (idiom); to turn the tide

fǎn Yuányùndòng

反袁运动

[反袁運動]

anti-Yuan movement, opposing Yuan Shikai 袁世凱／袁世凯 ( Yuán Shìkǎi) in National Protection War 護國戰爭／护国战争 ( Hùguó Zhànzhēng) 1915-1916
same as 反袁鬥爭／反袁斗争 (fǎn Yuándòuzhēng)

Fǎnyòu Yùndòng

反右运动

[反右運動]

Anti-Rightist Movement, Mao's purge of "rightists" after the Hundred Flowers Campaign ended in 1957

fǎnshēngwùzhàn

反生物战

[反生物戰]

biological (warfare) defense

fǎntuōlāsī

反托拉斯

[反托拉斯]

antitrust (loanword)

fǎndǎoxìtǒng

反导系统

[反導系統]

anti-missile system
missile defense system

fǎnshēndàicí

反身代词

[反身代詞]

reflexive pronoun

yīfǎnwǎngcháng

一反往常

[一反往常]

(idiom) contrary to what usually happens

fǎnliǎnwúqíng

反脸无情

[反臉無情]

to turn one's face against sb and show no mercy (idiom); to turn against a friend

chū'ěrfǎn'ěr

出尔反尔

[出爾反爾]

old: to reap the consequences of one's words (idiom, from Mencius); modern: to go back on one's word
to blow hot and cold
to contradict oneself
inconsistent

huàxuéfǎnyìng

化学反应

[化學反應]

chemical reaction

yùyìfǎnsǔn

欲益反损

[欲益反損]

wishing for profit, but causing loss (idiom); good intentions that lead to disaster
It all ends in tears.

fǎnwènyǔqì

反问语气

[反問語氣]

tone of one's voice when asking a rhetorical question

ǒuliánfǎnyìng

偶联反应

[偶聯反應]

chain reaction (chemistry)

sùfǎnyùndòng

肃反运动

[肅反運動]

purge of counterrevolutionaries (esp. Mao's purge of hidden counterrevolutionaries 1955-56 and Stalin's Great Purge 1936-38)

fǎnfēnlièfǎ

反分裂法

[反分裂法]

anti-secession law of 2005 (whereby PRC claims the right to invade Taiwan)

fǎnfǎnfùfù

反反复复

[反反復復]

repeatedly
time and time again

chāomǐnfǎnyìng

超敏反应

[超敏反應]

hypersensitivity

fǎnfùwúcháng

反复无常

[反覆無常]

unstable
erratic
changeable
fickle

fǎnkèwéizhǔ

反客为主

[反客為主]

lit. the guest acts as host (idiom); fig. to turn from passive to active behavior

fǎnchuánsuànfǎ

反传算法

[反傳算法]

back propagation algorithm

jǔyīfǎnsān

举一反三

[舉一反三]

to raise one and infer three
to deduce many things from one case (idiom)

fǎndòngfènzǐ

反动分子

[反動份子]

reactionaries; reactionary elements

fǎnshèxīngyún

反射星云

[反射星雲]

reflection nebula

huíguāngfǎnzhào

回光反照

[回光反照]

final radiance of setting sun
fig. dying flash (of lucidity or activity, prior to demise)

yìyúfǎnzhǎng

易于反掌

[易於反掌]

see 易如反掌 (yìrúfǎnzhǎng)

fǎnwūtuōbāng

反乌托邦

[反烏托邦]

dystopia

zhǎnzhuǎnfǎncè

辗转反侧

[輾轉反側]

to toss and turn restlessly (in the bed)

yīfǎnchángtài

一反常态

[一反常態]

complete change from the normal state (idiom); quite uncharacteristic
entirely outside the norm
out of character

fǎnzhànkàngyì

反战抗议

[反戰抗議]

antiwar protest

yìrúfǎnzhǎng

易如反掌

[易如反掌]

easy as a hand's turn (idiom); very easy
no effort at all

fūqīfǎnmù

夫妻反目

[夫妻反目]

man and wife fall out (idiom, from Book of Changes); marital strife

shìdéqífǎn

适得其反

[適得其反]

to produce the opposite of the desired result

jiǎogōngfǎnzhāng

角弓反张

[角弓反張]

opitoshtonous (med.), muscular spasm of the body associated with tetanus and meningitis

fǎnkǒngzhànzhēng

反恐战争

[反恐戰爭]

war on terrorism

wùjíbìfǎn

物极必反

[物極必反]

when things reach an extreme, they can only move in the opposite direction (idiom)

fǎn Yuándòuzhēng

反袁斗争

[反袁鬥爭]

war of 1915 against Yuan Shikai and for the Republic

gāoyuánfǎnyìng

高原反应

[高原反應]

altitude sickness
acute mountain sickness
abbr. to 高反 (gāofǎn)

fǎndǎodǎodàn

反导导弹

[反導導彈]

anti-missile missile (such as the Patriot Missile)

fǎnshèdòngzuò

反射动作

[反射動作]

reflex action

fǎnshèliáofǎ

反射疗法

[反射療法]

reflexology (alternative medicine)

fǎnpúguīzhēn

反璞归真

[反璞歸真]

variant of 返璞歸真／返璞归真 (fǎnpúguīzhēn)

fǎnchìdàoliú

反赤道流

[反赤道流]

equatorial counter current

fǎnmùchéngchóu

反目成仇

[反目成仇]

(idiom) to fall out with sb; to become enemies

guānbīmínfǎn

官逼民反

[官逼民反]

a government official drives the people to revolt (idiom); a minister provokes a rebellion by exploiting the people

tiáojiànfǎnshè

条件反射

[條件反射]

conditioned reflex

fǎndòngshìli

反动势力

[反動勢力]

reactionary forces (esp. in Marxist rhetoric)

fǎnqiúzhūjǐ

反求诸己

[反求諸己]

to seek the cause in oneself rather than sb else

dānfǎnxiàngjī

单反相机

[單反相機]

single-lens reflex camera (SLR)

fǎnshìzhīfáng

反式脂肪

[反式脂肪]

trans fat
trans-isomer fatty acid

shìbùfǎnhuǐ

誓不反悔

[誓不反悔]

to vow not to break one's promise

fǎnlǒngduànfǎ

反垄断法

[反壟斷法]

antitrust legislation

bàoběnfǎnshǐ

报本反始

[報本反始]

ensure that you pay debts of gratitude (idiom)

fǎnrénlèizuì

反人类罪

[反人類罪]

crimes against humanity

Fǎn Dùlín Lùn

反杜林论

[反杜林論]

Anti-Dühring, book by Friedrich Engels 恩格斯 ( Engésī)

yìwúfǎngù

义无反顾

[義無反顧]

honor does not allow one to glance back (idiom); duty-bound not to turn back
no surrender
to pursue justice with no second thoughts

fǎnmìmǎzi

反密码子

[反密碼子]

anticodon

bōluànfǎnzhèng

拨乱反正

[撥亂反正]

bring order out of chaos
set to rights things which have been thrown into disorder

wéifǎnxiànfǎ

违反宪法

[違反憲法]

to violate the constitution

fǎnshèqūzhìliáo

反射区治疗

[反射區治療]

reflexology (alternative medicine)

zhòngshuǐfǎnyìngduī

重水反应堆

[重水反應堆]

heavy water reactor (HWR)

Fǎnyòupài Dòuzhēng

反右派斗争

[反右派鬥爭]

Anti-Rightist Movement, Mao's purge of "rightists" after the Hundred Flowers Campaign ended in 1957

yuánzǐfǎnyìngduī

原子反应堆

[原子反應堆]

atomic reactor

fǎnshìzhīfángsuān

反式脂肪酸

[反式脂肪酸]

see 反式脂肪 (fǎnshìzhīfáng)

fǎnzhuǎnlùbìngdú

反转录病毒

[反轉錄病毒]

retrovirus

yánjiūfǎnyìngduī

研究反应堆

[研究反應堆]

research reactor

héliánsuǒfǎnyìng

核连锁反应

[核連鎖反應]

nuclear chain reaction

fǎnyònghuànliúqì

反用换流器

[反用換流器]

inverter, device that converts AC electricity to DC and vice versa

guòmǐnxìngfǎnyìng

过敏性反应

[過敏性反應]

allergic reaction
hypersensitive reaction
anaphylaxis

rèhéfǎnyìngduī

热核反应堆

[熱核反應堆]

thermal reactor

dònglìfǎnyìngduī

动力反应堆

[動力反應堆]

power reactor

píngfāngfǎnbǐlü

平方反比律

[平方反比律]

inverse square law (physics)

shēngwùfǎnyìngqì

生物反应器

[生物反應器]

bioreactor

fēitiáojiànfǎnshè

非条件反射

[非條件反射]

unconditioned reflex (physiology)

zēngzhífǎnyìngduī

增殖反应堆

[增殖反應堆]

breeder reactor

fǎnréndàozuìxíng

反人道罪行

[反人道罪行]

crime against humanity

fùfēnjiěfǎnyìng

复分解反应

[復分解反應]

metathesis (chemistry)

shēngchǎnfǎnyìngduī

生产反应堆

[生產反應堆]

production reactor

qīngshuǐfǎnyìngduī

轻水反应堆

[輕水反應堆]

light water reactor (LWR)

fǎnshèhuìxíngwéi

反社会行为

[反社會行為]

antisocial behavior

fǎn Yóutàizhǔyì

反犹太主义

[反猶太主義]

antisemitism

liànshìlièbiànfǎnyìng

链式裂变反应

[鏈式裂變反應]

chain reaction of nuclear fission

qìlěngshìfǎnyìngduī

气冷式反应堆

[氣冷式反應堆]

gas-cooled reactor

dānjìngfǎnguāngxiàngjī

单镜反光相机

[單鏡反光相機]

single-lens reflex camera (SLR)

rèhéjùbiànfǎnyìng

热核聚变反应

[熱核聚變反應]

thermonuclear fusion reaction

fǎnqídào'érxíngzhī

反其道而行之

[反其道而行之]

to do the very opposite
to act in a diametrically opposite way

píngfāngfǎnbǐdìnglü

平方反比定律

[平方反比定律]

inverse-square law (physics)

fǎnjiàntǐngxúnhángdǎodàn

反舰艇巡航导弹

[反艦艇巡航導彈]

anti-ship cruise missile

cōngmíngfǎnbèicōngmíngwù

聪明反被聪明误

[聰明反被聰明誤]

(idiom) a clever person may become the victim of his own ingenuity; cleverness may overreach itself; too smart for one's own good

huàhǔbùchéngfǎnlèiquǎn

画虎不成反类犬

[畫虎不成反類犬]

to try to draw a tiger but end up with a likeness of a dog (idiom)
to try to do sth overambitious and end up botching it

fǎnkùxíngzhémógōngyuē

反酷刑折磨公约

[反酷刑折磨公約]

UN convention against torture and cruel treatment (ratified by PRC in 1988)

Zhènyā Fǎngémìng Yùndòng

镇压反革命运动

[鎮壓反革命運動]

Campaign to Suppress Counterrevolutionaries (PRC political campaign from 1950-1952), abbr. to 鎮反運動／镇反运动 ( Zhènfǎn Yùndòng)

zhīshiyuèduōyuèfǎndòng

知识越多越反动

[知識越多越反動]

the more knowledgeable, the more reactionary (absurd anti-intellectual slogan attributed after the event to the Gang of Four 四人幫／四人帮 ( Sìrénbāng))

sìyī'èrfǎngémìngzhèngbiàn

四一二反革命政变

[四一二反革命政變]

counterrevolutionary coup of 12th April 1927, Chiang Kai-shek's coup against the communists in Shanghai

fǎngémìngxuānchuánshāndòngzuì

反革命宣传煽动罪

[反革命宣傳煽動罪]

the crime of instigating counterrevolutionary propaganda

fǎn Měishìgōngzuòfù Měishìshēnghuó

反美是工作赴美是生活

[反美是工作赴美是生活]

being anti-American is the job, but life is in America (jocular comment made about public figures who are brazenly xenophobic but whose family live abroad)

lǎoziyīngxióng'érhǎohàn,lǎozifǎndòng'érhúndàn

老子英雄儿好汉，老子反动儿混蛋

[老子英雄兒好漢，老子反動兒混蛋]

If the father is a hero, the son is a real man. If the father is a reactionary, the son is a bastard. (Cultural Revolution slogan)
fig. like father, like son

jīguānsuànjìntàicōngming,fǎnsuànleqīngqīngxìngmìng

机关算尽太聪明，反算了卿卿性命

[機關算盡太聰明，反算了卿卿性命]

if one is too calculating, it will be the cause of one's own undoing (famous line in "A Dream of Red Mansions" 紅樓夢／红楼梦 ( Hónglóu Mèng))