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
What about your arms? Lift your arms up like this.
你胳膊怎么样?手抬起来， 像这样。
She seems fond of him.
她似乎喜欢他。
I can't say for certain off-hand.
我还不能马上说定。