Usage of the character 鎖

to lock (a door)
to close with a latch
to lock into place
a lock
a latch
to lock a computer file (to prevent it being overwritten)
to lock (denying access to a computer system or device or files, e.g. by password-protection)
to focus attention on
to target

qiàosuǒ

撬锁

[撬鎖]

to pick a lock
to force a lock

suǒshàng

锁上

[鎖上]

to lock
to lock up

fǎnsuǒ

反锁

[反鎖]

locked in (with the door locked from the outside)

wùsuǒ

雾锁

[霧鎖]

fogbound
enshrouded in mist

suǒguǎn

锁管

[鎖管]

general term for squids (Tw)

liánsuǒ

连锁

[連鎖]

to interlock
to be linked
chain (store etc)

lāsuǒ

拉锁

[拉鎖]

zipper

ànsuǒ

暗锁

[暗鎖]

built-in lock

bìsuǒ

闭锁

[閉鎖]

to lock

suǒgǔ

锁骨

[鎖骨]

collarbone
clavicle

liàosuǒ

镣锁

[鐐鎖]

fetter lock (to restrain horse)
handcuff lock

cílìsuǒ

磁力锁

[磁力鎖]

magnetic lock

suǒcúnqì

锁存器

[鎖存器]

latch (electronic)

liánsuǒdiàn

连锁店

[連鎖店]

chain store

tánhuángsuǒ

弹簧锁

[彈簧鎖]

spring lock

zhuànzìsuǒ

转字锁

[轉字鎖]

combination lock

dànzisuǒ

弹子锁

[彈子鎖]

pin tumbler lock
spring lock

fēngsuǒxiàn

封锁线

[封鎖線]

blockade line; cordon
CL:道 (dào)

bìsuǒqī

闭锁期

[閉鎖期]

lock-up period (on stock options)

mìmǎsuǒ

密码锁

[密碼鎖]

combination lock

bìguānsuǒguó

闭关锁国

[閉關鎖國]

to close the passes and seal off the country
to close a country to exclude foreign contact

jiādàisuǒzhuā

枷带锁抓

[枷帶鎖抓]

in stocks
in fetter for punishment

liánsuǒshāngdiàn

连锁商店

[連鎖商店]

chain store

liánsuǒfǎnyìng

连锁反应

[連鎖反應]

chain reaction

dàxiěsuǒdìng

大写锁定

[大寫鎖定]

caps lock

míngjiānglìsuǒ

名缰利锁

[名韁利鎖]

lit. fettered by fame and locked up by riches (idiom); tied down by reputation and wealth
the victim of one's own success

héliánsuǒfǎnyìng

核连锁反应

[核連鎖反應]

nuclear chain reaction

yībǎyàoshikāiyībǎsuǒ

一把钥匙开一把锁

[一把鑰匙開一把鎖]

One key opens one lock.
There is a different solution for each problem. (idiom)