Usage of the character 卷

(embryology) to involute; involution
(neologism c. 2017) (of a society) to become more and more of a rat race; to become increasingly competitive (due to limited resources)

dànjuǎnr

蛋卷儿

[蛋卷兒]

erhua variant of 蛋卷 (dànjuǎn)

juǎnxīncài

卷心菜

[捲心菜]

variant of 卷心菜 (juǎnxīncài)

juǎncéngyún

卷层云

[卷層雲]

cirrostratus (cloud)
also written 捲層雲／卷层云 (juǎncéngyún)

juǎnfàbàng

卷发棒

[捲髮棒]

curling iron

juǎnfàqì

卷发器

[捲髮器]

hair curler

shūjuànjiǎng

书卷奖

[書卷獎]

presidential award (received by university students in Taiwan for academic excellence)

juǎnxīncài

卷心菜

[卷心菜]

cabbage
CL:棵 (kē)

huījuǎnwěi

灰卷尾

[灰卷尾]

(bird species of China) ashy drongo (Dicrurus leucophaeus)

juǎnjīyún

卷积云

[捲積雲]

cirrocumulus (cloud)

shūjuànqì

书卷气

[書卷氣]

scholarly flavor
educated appearance

juǎndìpí

卷地皮

[卷地皮]

to plunder the land and extort from the peasant
corrupt practice

juǎnwěihóu

卷尾猴

[卷尾猴]

white-headed capuchin (Cebus capucinus)

juǎnfàtǒng

卷发筒

[捲髮筒]

hair roller

juǎncéngyún

卷层云

[捲層雲]

cirrostratus (cloud)
also written 卷層雲／卷层云 (juǎncéngyún)

lóngjuǎnfēng

龙卷风

[龍捲風]

tornado
hurricane
twister
cyclone

juǎnpūgài

卷铺盖

[捲鋪蓋]

to pack and quit
to get the sack; to get fired

bìngjuǎnjī

并卷机

[併捲機]

ribbon lap machine

zìránjuǎn

自然卷

[自然捲]

natural curls; natural wave

hēijuǎnwěi

黑卷尾

[黑卷尾]

(bird species of China) black drongo (Dicrurus macrocercus)

juǎnbǐdāo

卷笔刀

[卷筆刀]

pencil sharpener (blade-only type)

Ruìshìjuǎn

瑞士卷

[瑞士捲]

Swiss roll

shuǐlóngjuǎn

水龙卷

[水龍卷]

waterspout (meteorology)

juǎnxiànqì

卷线器

[捲線器]

fishing reel

zìláijuǎn

自来卷

[自來捲]

natural curls; natural wave

kǎoshìjuàn

考试卷

[考試卷]

exam paper
test paper
CL:張／张 (zhāng)

juǎnliánmén

卷帘门

[捲帘門]

roll-up door

yānjuǎnr

烟卷儿

[煙捲兒]

cigarette
CL:棵 (kē)

juǎnyángjī

卷扬机

[捲揚機]

a capstan

juǎnliánmén

卷帘门

[卷簾門]

roll-up door

jiāndànjuǎn

煎蛋卷

[煎蛋卷]

omelet

yínsījuǎn

银丝卷

[銀絲捲]

yin si juan, steamed bun from Shandong province with hand-drawn dough threads folded over

shōuqíjuǎnsǎn

收旗卷伞

[收旗卷傘]

lit. to furl up flags and umbrellas (idiom)
fig. to stop what one is doing

qiānjīngwànjuǎn

千经万卷

[千經萬卷]

lit. a thousand sutras, ten thousand scrolls; fig. the vast Buddhist canon

juànzhìhàofán

卷帙浩繁

[卷帙浩繁]

a huge amount (of books and papers)

juǎntǔchónglái

卷土重来

[卷土重來]

lit. to return in a swirl of dust (idiom)
fig. to regroup and come back even stronger
to make a comeback

bìjuànkǎoshì

闭卷考试

[閉卷考試]

closed-book examination

juǎnshéyuányīn

卷舌元音

[捲舌元音]

retroflex vowel (e.g. the final r of putonghua)

Sǐhǎijīngjuàn

死海经卷

[死海經卷]

Dead Sea Scrolls

juǎnyǔtíhú

卷羽鹈鹕

[卷羽鵜鶘]

(bird species of China) Dalmatian pelican (Pelecanus crispus)

fàguānjuǎnwěi

发冠卷尾

[髮冠卷尾]

(bird species of China) hair-crested drongo (Dicrurus hottentottus)

shǒubùshìjuàn

手不释卷

[手不釋卷]

lit. always with a book in hand (idiom)
fig. (of a student or scholar) diligent and hardworking

kǎoshìjuànzi

考试卷子

[考試卷子]

see 考試卷／考试卷 (kǎoshìjuàn)

juǎnshéyuányīn

卷舌元音

[卷舌元音]

retroflex vowel (e.g. the final r of putonghua)

pūgàijuǎnr

铺盖卷儿

[鋪蓋卷兒]

bedroll

kāijuànyǒuyì

开卷有益

[開卷有益]

lit. opening a book is profitable (idiom); the benefits of education

yāzuǐjuǎnwěi

鸦嘴卷尾

[鴉嘴卷尾]

(bird species of China) crow-billed drongo (Dicrurus annectans)

Sǐhǎigǔjuàn

死海古卷

[死海古卷]

Dead Sea Scrolls

wēisuōjiāojuǎn

微缩胶卷

[微縮膠捲]

microfilm

gǔtóngsèjuǎnwěi

古铜色卷尾

[古銅色卷尾]

(bird species of China) bronzed drongo (Dicrurus aeneus)

juǎnpūgàizǒurén

卷铺盖走人

[捲鋪蓋走人]

to pack one's things and leave

Mòxīgējuǎnbǐng

墨西哥卷饼

[墨西哥捲餅]

taco
burrito

dúwànjuànshū,xíngwànlǐlù

读万卷书，行万里路

[讀萬卷書，行萬里路]

see 行萬里路，讀萬卷書／行万里路，读万卷书 (xíngwànlǐlù,dúwànjuànshū)

xíngwànlǐlùshèngdúwànjuǎnshū

行万里路胜读万卷书

[行萬里路勝讀萬捲書]

to travel a thousand miles beats reading a thousand books

xíngwànlǐlù,dúwànjuànshū

行万里路，读万卷书

[行萬里路，讀萬卷書]

Knowledge comes from books and from experience of the world. (idiom)
Learn as much as you can and do all you can.

xíngqiānlǐlù,dúwànjuànshū

行千里路，读万卷书

[行千里路，讀萬卷書]

see 行萬里路，讀萬卷書／行万里路，读万卷书 (xíngwànlǐlù,dúwànjuànshū)