Word · Frequency #34082
knapsack
背包;行囊
核心释义
a bag carried by a strap on your back or shoulder
- 1.
一组可从中选择子集的值。
A set of values from which a subset is chosen.
- 2.
一种背在背部或肩上的带子包
a bag carried by a strap on your back or shoulder
可选值集合;一组可从中选择子集的值。;一种背在背部或肩上的带子包;背包
用法In use
He packed his knapsack with food and water for the hike.
用法提示:knapsack 作为名词,表示背包。
The old knapsack was frayed from years of use.
用法提示:knapsack 作为名词,指背包。
She slung her knapsack over one shoulder and set off.
用法提示:knapsack 作为名词,表示背包。
a knapsack
knapsack 是可数名词,单数形式前一般要用冠词 a/an。
He bought a knapsack before the trip.
旅行前他买了一个背包。
one's knapsack
可用 my、your、his、her 等物主代词直接修饰,表示所属关系。
She hung her knapsack on the back of the chair.
相关词与表达Connections
学习提示Learner notes
语法说明Grammar Note
可数名词,常与 in 搭配表示‘装在背包里’
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.