Daypack
n. （旅游、装书等用的）小背包
🗣️ 情景例句
How can I thank all of you?
我该如何感谢你们呢？
It was so cold the car wouldn't start.
天冷得汽车的引擎都无法发动了。
There was a good talk about the increase in the world's population.
有个关于世界人口增长的谈话，很不错。