food for thought

含义

an idea that is worth considering seriously

值得认真思考的想法.

例句

1. 1The documentary about plastic in the sea gave me plenty of food for thought.
2. 2Thanks for the feedback on my essay — it's real food for thought.
3. 3The survey on how teenagers sleep was food for thought for many parents.
4. 4Did the careers talk give you food for thought, or was it just boring?
5. 5Your comment about how we spend our weekends has given me food for thought.

语法

不可数：food 前不加 a。常用在 give someone、plenty of 或 real 之后。