单词 “food 食物” 是个常见词，“thought 思想” 在日常对话中出现的频率也很高。这两个词搭配组成 “food for thought”，字面直译为 “思想精神食粮”，即 “引人深思的事情”。若一件事情让某人认真思考，引起深思，那此事则 “give somebody food for thought”。

例句

The lecture was really interesting! It gave me a lot of food for thought.

这堂课真的很有意思，给我留下了很多值得思考的问题。

Here's some food for thought – would you like to live in a world without cars?

这个问题可能会引你深思：你愿意生活在一个没有汽车的世界里吗？

Now that I have finished university I need to choose a career path! There are so many options that I have a lot of food for thought. 

我大学毕业了，面临择业，但选择很多，所以我需要好好思考思考。