They went backpacking in Spain last year.
他们去年背着背包在西班牙旅行。
1.背包式降落伞
2.挑运
1.挑运
1.a large bag that you carry on your back, especially when you are going climbing or walking
2.a bag that you carry on your back, used to carry books, school supplies, or personal items
1.The backpack is filled and, unsurprisingly for a woman my age, seems to contain rather too many just-in-case medications.
双肩背包已经装满了，对我这样年纪的女人，这并不奇怪，看起来包里装了太多预防万一的药品。
2.Paolo : I can't live out of a backpack. . . Let's get an all inclusive deal. I need my own bathroom, a swimming pool and room service.
我受不了背包旅行。让我们和他们谈个协议，我可以要有自己的浴室、游泳池和客房服务的。
3.In the doorway of my home, I looked closely at the face of my 23-year-old son, Daniel, his backpack by his side. We were saying good-bye.
在家门口，我凝视着23岁的儿子丹尼尔的脸，他的背包就放在身旁。
4.With nothing but $25 and a backpack, Adam Shepard set out to prove whether the American Dream still exists.
亚当·谢巴德随身携带25美元和一个旅行包，就走上证明美国梦是否依然存在的探索之路。
5.V: You know, I keep this trinket. . . This necklace should be worn by a young and beautiful lady, not be staffed by a backpack.
你知道，我一直保存着这个小饰物……这个项链应该让年轻美丽的女士戴上，而不是尘封在背包里。
6.Then he saw my backpack. "Most anybody around here will let you pitch a tent on their land, if that's what you want, " he said.
这时，他看见我的背包，“这里周围的绝大多数人会让你在他们的土地上搭帐篷的，若你仅仅是搭一个帐篷的话，”他说道。
7."With Me" With a pinhole lens hidden in the backpack, the author aims to capture frames of his daily life in images.
作品藉由随身的针孔摄影机（隐藏在背包中）去纪录创作者的生活片段，创造出如同日记般的影像。
8.For fear of losing the ring, he did not leave the sight of the moment to backpack.
为怕戒指丢失，他没一刻让背囊离开视线。
9.A third of the kids also carried a backpack fitted with an air-sampling device and a GPS to pair up readings and precise locations.
其中三分之一的儿童还随身携带一个背包，内置空气取样器和GPS，以便将取样器的显示数据和确切位置相匹配。
10.He took a tiny stove out of his backpack, set it on a rock teetering on the edge, and made sweet mint tea and bitter Bedouin coffee.
他从双肩包里拿出一个小炉子，坐在悬崖边上一块摇摇欲坠的石头上，开始烧煮薄荷甜茶和贝督因咖啡。