n.丧钟声；某事物结束的徵兆
v.鸣丧钟；发出哀鸣
Like a leaden knell the words came back at him. 像沉闷的钟声一样，那几句话又在他耳边响起。
Their refusal rang the knell of our hopes. 他们的拒绝是我们希望破灭的凶兆。
The decision sounded the knell of our hopes. 这项决议宣告我们的希望落空。
