(literary) pen; fold (for livestock); prison; jail; firm; secure; fast

prison; dungeon

firmly; safely

prison

prison; jail

to be behind bars

tight-lipped

strong; firm

(in ancient times) sacrificial animal (cow, sheep or pig)

to immobilize with a lasso; to be trapped in the stock market

prison cell containing water, in which prisoners are forced to be partly immersed

to gaze intently at; to scrutinize

to fortify; to strengthen; to firmly establish (safeguards, foundations or other abstract things)

to commit to memory

see 蹲大牢[dun1 da4 lao2]

to clinch (a nail); to nail down

lit. to mend the pen after sheep are lost (idiom); fig. to act belatedly; better late than never; to lock the stable door after the horse has bolted

lit. to be confined within a circle drawn on the ground (idiom); fig. to confine oneself to a restricted range of activities

see 嘴上沒毛，辦事不牢|嘴上没毛，办事不牢[zui3 shang4 mei2 mao2 , ban4 shi4 bu4 lao2]

a youth without facial hair cannot be relied upon (proverb)