The ability to fly like a bird, bat, or insect gives a UAV a form of natural camouflage - even if hostile troops see it, they may well misinterpret it as an animal.

能够像鸟，蝙蝠或者昆虫一样飞行使得无人机具备了自然的伪装能力，即使敌军看见了它，也可能误以为是一只动物。

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South Korea, Japan, and Indonesia are among the other nations building amphibious craft, all capable of transporting and landing hundreds of fully equipped troops on hostile shores.

韩国、日本、印尼等国也在建造两栖作战舰，这类两栖作战舰可运输数百名全副武装的士兵，并带他们在“敌军”海岸登陆。

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There are also military satellites, for the purpose of gathering in formation on the armaments and the troops in countries which may be hostile and also to indicate the launch of a missile.

此外，还有军事卫星，用于收集可能的敌对国的军事情报，还能在有导弹发射时发出信号。

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President Obama says commitment releasing the photos of abuse at Abu Ghraib and several other prisons could cause a hostile reaction against U.S.troops.

VOA: standard.2009.05.13

The colonel told CNN that the forces were waiting until early evening to begin moving out to avoid hostile fire from Bosnian government troops.

CNN: Waiting for morning

The Black Hawk is the US's most important combat helicopter, designed to move quickly into hostile environments and deliver or collect troops and armaments.

BBC: News | In Depth | Military Fact Files

Since the war in Iraq started last March, 469 U.S. troops have died -- 321 under hostile circumstances.

CNN: Military investigates hostile fire in 'green zone'