Jackhammer
01
手提钻, 破碎锤
a heavy-duty pneumatic or electric tool that uses rapid hammering or reciprocating motion to break up or demolish concrete, pavement, or other hard surfaces
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
jackhammers
例子
The loud noise of the jackhammer echoed through the construction site all day.
手提钻的嘈杂声整天在建筑工地上回荡。
词汇树
jackhammer
jack
hammer
