If you eavesdrop on someone, you listen secretly to what they are saying.
例句
The government illegally eavesdropped on his telephone conversations...政府非法窃听了他的电话。The housemaid eavesdropped from behind the kitchen door.女佣在厨房门后偷听。
英汉词典释义
vi.
偷听(别人的谈话)
He eavesdropped on our conversation.他偷听了我们的谈话。Suddenly the kids,who had been eavesdropping,flew into the room.突然间,一直在偷听的孩子们飞进屋来。She knew you were going to have a baby. She must have been eavesdropping on your conversation.她知道你们想有个孩子。她准是总在偷听你们的谈话。
英英词典释义
Verb
1. listen without the speaker's knowledge;
"the jealous man was eavesdropping on his wife's conversations"