to throw stones at sb who has fallen down a well (idiom) / to hit a person when he's down
海枯石烂
hǎi kū shí làn
lit. when the seas run dry and the stones go soft (idiom) / fig. forever / until the end of time
做活
zuò huó
to work for a living (esp. of woman needleworker) / life of a group of stones in Go 圍棋|围棋[wei2 qi2]
提子
tí zǐ
to capture stones (in Go)
针砭
zhēn biān
to critique / to voice concerns about / ancient form of acupuncture using sharp stones as needles
精卫填海
Jīng wèi tián hǎi
lit. mythical bird Jingwei tries to fill the ocean with stones (idiom) / futile ambition / task of Sisyphus / determination in the face of impossible odds