Daypack
n. （旅游、装书等用的）小背包
🗣️ 情景例句
Well, they didn't say anything for sure.
嗯， 他们没有任何确切的答覆。
Modesty is not only and ornament, but also a guard to virtue.
谦逊不仅可增添光彩也可以维护美德。
I don't know. sir.
我不知道，先生。