11. | As is so often pointed out, knowledge is a two-edged weapon which can be used equally for good or evil. |
| 正像人们常常指出的,知识是一把双刃刀,可以用于造福,也可以用来为害。
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12. | In fact, it would be an assistance to all carnivores though it would be a two-edged weapon when they fought each other. |
| 因此,任何食肉动物有了毒液,都能从中获益。不过,当它们相互撕打时,毒液就成了利弊参半的武,可以杀死对方,也可以被对方的毒液杀死。
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13. | In anti-U-boat warfare the air weapon was now an equal partner with the surface ship. |
| 在反潜艇战中,空中的武器现在已和水面的舰艇并驾齐驱。
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14. | The fought their oppressors with any weapon they could lay hands on. |
| 他们拿起所能找到各种武器反抗他们的压迫者。
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15. | The torpedo is the deadliest weapon of naval warfare. |
| 鱼雷是海战中最为致命的武器。
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16. | Irony is a double-edged weapon . |
| 嘲讽是一种既会伤害对方也会伤害自己的手段。
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17. | He used his sharpened weapon of satire with considerable effect. |
| 他相当有效地运用他那锐利的讽刺武器。
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18. | fire a weapon with intent to kill |
| 蓄意开枪杀人
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19. | a defensive weapon system to destroy missiles approaching the country |
| 摧毁射向该国的导弹的防御武器系统
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20. | a deadly weapon |
| 致命的武器
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