英 [ˈdʒækhæmə(r)] 美 [ˈdʒækhæmər]
n. 手提钻
jackhammer /ˈdʒækˌhæmə/
可数名词 A jackhammer is a large hammer, powered by compressed air, that is used for breaking up rocks and other hard material. 手提钻
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。
a hammer driven by compressed air
同义词： air hammer / pneumatic hammer
同时有时候也需要一个手提钻（Jackhammer）（用来破墙壁），不过总体而言大多数矿山都已经开凿通了，没有这个必要。
... 手持通话器：handset 手持式风钻;"风炮"：jackhammer 收租记录表：rent strip ...
... 手持通话器：handset 手持式风钻;"风炮"：jackhammer 收租记录表：rent strip ...
... jacket套 jackhammer凿岩机 jacobitheorem雅可比定理 ...
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。
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。
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。
Then he goes to work on her face, the heel of his boot raining downblows on her with the indifferent brutality of a jackhammer.
It's like trying to do heart surgery with a jackhammer.
We want to use it as a virtual jackhammer.