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- Arsenals are factories that produce weapons. 军工厂是生产武器的工厂。
- Some stars are invisible to the naked eye. 有些星体肉眼是看不见的。
- Man dictates to weapons, not vice versa. 是人指挥武器，而不是武器指挥人。
- He remains invisible when out of spirits. 闷闷不乐时，他不露面。
- The expenditure of money on weapons is very large. 购置武器的开支很大。
- America has a lot of aggressive weapons now. 美国现在有很多进攻性武器。
- Germs are invisible to the naked eye. 细菌用肉眼看不见。
- He roped up the long sticks as a weapon. 他把长棍用绳子捆在一起当武器用。
- The gun can fire invisible rays. 这枪能发出看不见的射线。
- The mends were almost invisible. 修补过的地方几乎看不出来。
- That comet is invisible to the unaided eye. 那颗彗星只用肉眼是看不到的。
- The fisher used a spear as his weapon. 渔夫用矛作为武器。
- The differences are almost invisible. 这些差别简直难以辨认。
- She was invisible in the dusk of the room. 她在昏暗的房间里别人看不到她。
- These weapons are a menace to world peace. 这些武器是对世界和平的威胁。
- The gang smuggled weapons into that country. 这帮人将武器走私到该国。
- Car bombs have become essential terrorist weapons. 汽车炸弹已经成为恐怖分子主要的武器。
- The policeman frisked him for hidden weapons. 警察向他搜身，以确定有无隐藏武器。
- This weapon fires anti-aircraft missiles. 这种武器是发射防空导弹的。
- Her speech argued the case against atomic weapons very effectively. 她的发言就反对原子武器问题进行了十分有力的论证。
