中文翻译与英英解释 | a hammer driven by compressed air
同义词：air hammer, pneumatic hammer,
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例句与用法 | 1. | A city road must be broken up by jackhammers .
城市道路必须用风镐掘开。
| | 2. | He ' s behind the bricks ! jackhammer
他在砖墙后面，打透它！
| | 3. | So they bring in a jackhammer ,
他们拿来了手提钻枪
| | 4. | Boy , give me the jackhammer
小伙子把手提钻给我
| | 5. | A system or device for doing work , as an automobile or a jackhammer , together with its power source and auxiliary equipment
机械系统用来工作的系统或装置，如汽车或手持式凿岩机，包括其动力源和辅助设备
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