卸磨杀驴

Traditional (Taiwan): 卸磨殺驢

xièmòshālǘ ㄒㄧㄝˋ ㄇㄛˋ ㄕㄚ ㄌㄩˊ

    • lit. to kill the donkey when the grinding is done (idiom)
    • fig. to get rid of sb once he has ceased to be useful

Character by character

Sources