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
You know I'm very excited about his arrival.
知道我对他的到来是多么兴奋。
It's no use pumping a dry well.
徒劳无益。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。