Knapsacks
n. （士兵或旅行者的）背包( knapsack的复数形式 )
🗣️ 情景例句
The checkout counters are very busy.
收款台都很忙。
You cannot flay the same ox twice.
一头牛不能剥两次皮。
All that afternoon, I jumped and sang and did all kinds of things.
那天整个下午我跳呀，唱呀，做出各种样子逗她。