Daypack
n. （旅游、装书等用的）小背包
🗣️ 情景例句
Would you like to join me for lunch?
跟我一起吃午餐吗？
I've already read that book.
我已经读了那本书。
For a beginner, you're pretty good.
做为一个初学者，你已经做得很好了。