她投井自尽。
他的朋友谴责他对人投井下石。
His friends condemned him for his hitting people when they are down.
他被公司开除了，你应该安慰一下他，不要再投井下石了。
He was fired by his company, stop making him feel worse and give him some comfort.
糜夫人身带重伤，不肯上马，投井而死，云只得推土墙掩之。
Lady Mi was wounded so badly that she refused my horse and threw herself down a well. I could do nothing but knock over an earthen wall to cover her body.
投井口处设有小翻盖，轻轻一压就可以把垃圾丢入垃圾桶中，松开后小翻盖自动复原，保证垃圾桶的密封，避免反味。
With the small flip up on the product, once lightly pressing, the garbage could drop into the dustbin; then loosing, the flip automaticly restore and avoid smell.
投井口处设有小翻盖，轻轻一压就可以把垃圾丢入垃圾桶中，松开后小翻盖自动复原，保证垃圾桶的密封，避免反味。
With the small flip up on the product, once lightly pressing, the garbage could drop into the dustbin; then loosing, the flip automaticly restore and avoid smell.
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