N-COUNT A knapsack is a cloth or leather bag that you carry on your back or over your shoulder, for example when you are walking in the countryside. 背包
After a short rest, they took up their knapsacks and went on.
休息了一会儿之后，他们又背起背包上路了。
Along Third Avenue twilight had fallen; people were speeding past him, carting grocery bags, or knapsacks slung over their shoulders.
沿着第三大道的暮色已经垂落；人们驾着车，推着购物车，或是将背包吊在肩上，飞速而过。
However, they put all that was given them into their knapsacks; and continued to work with as much apparent diligence as before at their empty looms.
不过他们还是继续在空空的机架上工作。
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