fly on the wall

n.

  1. 未察觉的观察者

网络词典

fly on the wall

英 fleɪn ðə wɛl 美 fleɪn ðə wɛl
动词短语 中文翻译:偷听
同义词: ['listen in', 'eavesdrop', 'overhear']

例句:

  1. 1.I'm sorry to hear that you got caught by the police.
    听到你被警察抓了,我很遗憾。
  2. 2. She was so busy that she didn't have time to fly on the wall.
    她太忙了,没有时间偷听。
  3. 3.The neighbors were eavesdropping on our conversations.
    邻居们偷听了我们的谈话。