up to no good
成語所屬單字good
up to no good — 慣用語
1. Doing something bad, dishonest, or that someone else would disapprove of.
1.慣用語
釋義
不懷好意；做壞事
Doing something bad, dishonest, or that someone else would disapprove of.
例句
The security guard noticed two men acting suspiciously and guessed they were up to no good.
Whenever the children are quiet for too long, Quinn knows they are up to no good.
2. doing something bad or dishonest.
2.慣用語
釋義
在搞鬼；不懷好意
doing something bad or dishonest.
例句
The children were quiet for too long, so their mother knew they were up to no good.
I saw a stranger near the cars — I think he was up to no good.