She packed her lunch in a small knapsack for the hike.
她把午餐装在一个小背包里去远足。
The adventurer carried a knapsack filled with essential gear.
探险者背着一个装满必需装备的背包。
He found an old knapsack in the attic full of memories.
他在阁楼上发现了一个装满回忆的旧背包。
She slung the knapsack over her shoulder and left.
她把背包甩到肩上然后离开了。
The soldier's knapsack was heavy with supplies and ammunition.
士兵的背包里装满了补给和弹药。
He always kept a flashlight in his knapsack for emergencies.
他总是在背包里放一个手电筒以备不时之需。
Her knapsack contained a map, a compass, and a snack.
她的背包里有一张地图，一个指南针和一份零食。
The traveler opened his knapsack to check the contents.
旅行者打开他的背包检查里面的东西。
He bought a durable knapsack for his camping trip.
他为露营旅行买了一个耐用的背包。
She reached into her knapsack and pulled out a book.
她伸手到背包里拿出了一本书。
knapsack problem
背包问题
knapsack capacity
背包容量
fractional knapsack
分数背包
binary knapsack
二进制背包
dynamic programming knapsack
动态规划背包
0/1 knapsack
0/1背包
knapsack algorithm
背包算法
复数: knapsacks;
