偶然听到的用法和样例：
例句
-
现在的问题不是伊妮德是否愿意作证。假如她偶然听到罪犯的谈话，那么，向警方报告是她义不容辞的责任。
It's not a case of whether Enid wants to give evidence or not. If she overheard a criminal conversation, it's her bounden duty to report it to the police. -
我偶然听到了他们的谈话。
I overheard them talking. -
我偶然听到他说他要到法国去。
I overheard him say/saying he was going to France. -
我偶然听到他们说，他们很不快乐。
I overheard them saying they were unhappy.
