knapsack

现在分词：

动词现在分词: knapping

更多词形：

名词: knapper | 动词过去式: knapped | 动词过去分词: knapped | 动词现在分词: knapping | 动词第三人称单数: knaps |

单词例句：

A container,such as a bag,valise,or knapsack,for storing or holding such a collection.

装备包贮存或容纳这类装备的容器，如包、旅行袋或背包

He carried his knapsack on his shoulder, and was covered with dust, as though he had walked far.

他肩杠背包，浑身尘土，好象是经过长途跋涉似的。

The cryptosystem obtains a high knapsack density, and hence it is secure against low density subset-sum attack.

该公钥密码体制具有较高的背包密度，因此可以抵抗低密度子集和攻击。

The valet, Joseph, gave Anatole his knapsack and sword, and they all went out into the vestibule.

仆人约瑟夫把手提包和马刀递给阿纳托利，大家走进接待室。

A knapsack, often mounted on a lightweight frame, that is worn on a person's back, as to carry camping supplies.

背包一种背在背上的通常安装在轻量结构上的背包，用来带一些野营的必需品

The moment he received the order, the soldier packed his knapsack.

士兵一接到命令就打了背包。

The man dropped his head, picked up the knapsack which he had deposited on the ground, and took his departure.

那人低下了头，拾起他那只放在地上的布袋走了。

Will my sweater go in your knapsack?

你的背包里还放得下我的球衣吗?

A knapsack,often mounted on a lightweight frame,that is worn on a person's back,as to carry camping supplies.

背包一种背在背上的通常安装在轻量结构上的背包，用来带一些野营的必需品