"rucksack"的翻译使用中文:

字典英语-中国人

Rucksack - translation :

And then you put on your reserve, and then you put on your heavy rucksack.	接着穿上你的后备装置接着背上你很重的帆布包
And then as you get close, you lower your rucksack below you on a lowering line, so that it's not on you when you land, and you prepare to do a parachute landing fall.	但当你越接近的时候在下降的过程中你把你的背包置于你之下所以当你着陆时它并不在身上你需要准备打开降落伞然后降落