be a fly on the wall

to be able to watch what happens without other people knowing that you are there 做墙壁上的一只苍蝇，做不被察觉的观察者

I wish I’d been a fly on the wall during that conversation.

我真希望自己能神不知鬼不觉地偷听到那次谈话。

→ fly-on-the-wall

Examples from the Corpus

be a fly on the wall• I wished I could be a fly on the wall.• I wish I'd been a fly on the wall during that conversation.• You should be a fly on the wall and hear him sing your praises.• Oh, wouldn't I like to be a fly on the wall when you tell her the latest!

→ be a fly on the wall at fly2(4)

单词	be a fly on the wall
释义	be a fly on the wall be a fly on the wall to be able to watch what happens without other people knowing that you are there 做墙壁上的一只苍蝇，做不被察觉的观察者 I wish I’d been a fly on the wall during that conversation. 我真希望自己能神不知鬼不觉地偷听到那次谈话。 → fly-on-the-wall Examples from the Corpus be a fly on the wall• I wished I could be a fly on the wall.• I wish I'd been a fly on the wall during that conversation.• You should be a fly on the wall and hear him sing your praises.• Oh, wouldn't I like to be a fly on the wall when you tell her the latest! → be a fly on the wall at fly2(4)
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