柯林斯英汉双解大词典
jackhammer /ˈdʒækˌhæmə/
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1.
N-COUNT A jackhammer is a large hammer, powered by compressed air, that is used for breaking up rocks and other hard material. 手提钻
例：Outside a jackhammer was pounding away at a particularly stubborn piece of concrete.
在外头，一个手提钻正在猛打一块特别坚硬的混凝土块。
双语例句权威例句
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We all have pain in our lives, whether it's the jackhammer snarling across the street, or the sudden wave of anxiety when we get up to give a speech.
我们在生活中都有痛苦，无论是在街对面吼叫的手提钻,还是当我们站起身发表演讲时突然而至的一阵焦虑。
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If we're really stubborn, he USES a jackhammer.
如我们仍冥顽不灵，他就会使用电钻了。
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The construction worker battered away at the concrete with a jackhammer.
建筑工人用手提钻机在混凝土上不断打孔。
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