音标: 英 [ˈrʌksæk] 美 [ˈrʌkˌsæk, ˈrʊk-]
1. I wish that's all I had in my rucksack.
我真希望我的背包里也装的是这些
2. In retrospect, the rucksack might have been a bad idea.
回头想想 用背包或许不是好主意
3. Make a wooden frame covered with a dry bag or rucksack.
做一个木质框架 覆盖上干燥的 帆布背包
4. Now this is what happens when you put a 80pound rucksack on a 150pound body.
一个150磅的人背着80磅的帆布背包 就会这样
5. She was carrying a black rucksack with a picture of a bright green lion on the front.
她背着黑色帆布背包 前面有副亮绿色狮子的图案
6. a deer antler and a cord from the rucksack, make you a catapult with a range of up to 40 foot.
鹿角和背包上的绳子 就可以做出一个 射程足有40英尺的弹弓