great sadness felt because someone has died

Shops were closed as a sign of mourning for the king. 为了表达对国王的哀悼之情，商店关门停业一天。

He was in mourning for his wife. 他正在为妻子服丧。

the usually black clothes that are worn in some countries as an expression of sadness about someone's death

a loud crying that people in some countries make when someone dies

The mourning could be heard all day and all night. 终日可闻恸哭声。