weapon单词相关例句：

The state leaders negotiated about the weapon issue.
各国元首就武器问题进行了谈判。

A landmine is a kind of weapon used in war.

地雷是一种运用于战争的武器。

a fail-safe device in a nuclear weapon to deactivate it automatically in the event of accident.

发生意外事件时核武器的自动保险装置会自动解除动员。

The dogs are hunting for the weapon buried somewhere. 那些狗正在寻找埋在某处的凶器。
Marx says that a foreign language is a weapon in the struggle of life.马克思说外国语是人生斗争的武器。
arms单词相关例句：
Your liberty to swing your arms ends where my nose begins. 你有挥舞手臂的自由，但这自由必须止于我的鼻端。
I'm lame since my accident; I need the help of my arms to walk.
事故之后我就瘸了，我需要手来帮助我走路。

His arms have a lot of power.
他的手臂很有力。

Raise your arms above your head.

把手举过头。

They captured more than ten thousand prisoners and large quantities of arms in that campaign.

他们在那次战役中俘获了一万多战俘和大量武器。

Such new arms are rifled.

这种新枪炮都加有来复线。

He make his money in arms smuggle.

他的钱是从走私军火赚来的。

She felt his arms close tightly around her.

她觉得他把她搂得很紧。

You must coordinate the movements of your arms and legs when swimming.

游泳时你必须使臂和腿的动作相协调。

The dwarf's long arms were not proportional to his height.

那侏儒的长臂与他的身高不成比例。