The sound of a bell when struck, esp. a funeral bell; hence, a sign of coming evil.

钟声；丧钟；凶兆。

Any sound announcing the death of someone or the end of something.

宣布死亡或结束的声响。

To announce by a knell.

用钟声宣告。

To toll dolefully.

悲哀地鸣钟；发哀响。