Knapsack problem
[计] 背包问题, 渐缩问题
🧩 词语组成解析
knapsack
['næpsæk]
n. （士兵或旅行者的）背包;
🗣️ 情景例句
Philip, do you have the key to the trunk?
Philip衣箱的钥匙在你那吗？
So disgusting!
真恶心！
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。