copters的例句（copters在句子中的用法）
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High Technology - Enhances special abilities of Dogs, Guardian Tanks, Cryo Copters , and Carriers.
高科技 —— 增强狗, 守护者坦克, 严寒直升机, 以及航母的特殊能力.
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Four US copters have gone down in Iraq in recent weeks.
近几周以来,已有4架美军直升机坠落.
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On large ranches, copters have sirens for scaring out cattle lost in the bush.
在大的牧场里, 直升机装有警报器,可以把失散的牛从灌木丛中吓出来.