backpack
/ˈbæk.pæk/ 名词 B1中文： 背包、背囊
- A knapsack, sometimes mounted on a light frame, but always supported by straps, worn on a person’s back for the purpose of carrying things, especially when hiking, or on a student's back when carrying books.
- A similarly placed item containing a parachute or other life support equipment.
复数 backpacks
来自图书馆
My backpack was always heavy with textbooks, and assignments seemed to never end.
Today, every time we toss a dog-eared classic into a backpack, we are inadvertently paying homage to Lane's fiercely egalitarian vision.
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