A rucksack is a bag that you wear on your back.

帆布背包是你肩上背的包包。

Mrs. Weasley was still glowering as she kissed Mr. Weasley on the cheek, though not nearly as much as the twins, who had each hoisted their rucksacks onto their backs and walked out without a word to her.

韦斯莱夫人亲吻韦斯莱先生的面，然板着面孔。那对孪生兄弟的态度更坏。们把帆布背包甩到背上，一句话没对走了出去。

Harry dragged his rucksack toward him and pulled out the fake Horcrux in which R.A.B.'s note was still folded.

哈利拉过的帆布背包，摸出那个假的魂器，R.A.B的字条然拆叠着放在那。

I tighten the straps of my heavy canvas rucksack and trudge up the wide staircase of the stone fortress I call home.

我紧了紧沉重帆布背包的带子，拖着沉重的步伐爬上这座我称之为家的石堡宽阔的楼梯。

Incredible Hulk style like duffel bag.

像《不可思议的浩克》里那种帆布背包。

I found a fellow who was willing to take my grip in exchange for a rucksack.

我找到了一个愿意抓住我的人，以换取一个帆布背包。