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
Here are our catalogues, brochures, price lists.
这儿有目录、小册子、价格表。
The cruelest lies are often told in silence.
最残酷的谎言常以沈默的方式说出。
But people who are cut off not only from foreign tourists, but even from their own countrymen can be hostile to travellers.
但是，那些不但与外国旅游者隔绝，而且与本国同胞隔绝的人们有可能对游客抱有敌意。