backpack

UK:  ['bæk.pæk]

US:  ['bæk.pæk]

复数：backpacks  过去分词：backpacked  现在分词：backpacking  

n.

1.背包式降落伞

2.挑运

v.

1.挑运

1 . A backpack filled with food, water and equipment needed for a week will weigh about twenty or twenty-five kilograms.
一个装上食物，水和一周左右必需品的背包大约有20至25公斤重。

2 . Carrying a backpack, i feel as if i was still preparing for senior high school, but actually my university life is starting.
仿佛昨日我还背着行囊在为新的高中生活准备着，今天就要开始为大学生活摩拳擦掌了。

3 . His heart felt as heavy as his backpack as he opened the door to his house and went inside.
推门走进家时，他的心情如同身上的背包一样沉重。

4 . Sure. Just a minute. Let me take my camera out of my backpack .
没问题。稍等一下。让我把相机从我的背包里拿出来。

5 . Oh, and I'm doing it all with nothing but a backpack the size of one an eighth grader might use.
我随身只带了一个也许只有八年级学生大小的背包就完成了所有这一切。