jackhammer
名词
UK/ˈdʒækˌhæm.əʳ/
US/ˈdʒækˌhæm.ɚ/
定义 jackhammer 名词
- Countable(可数名词)
A pneumatic drill, typically used for breaking up hard surfaces like concrete or rock.
风钻
Construction workers used a jackhammer to remove the old concrete pavement.
建筑工人使用破碎机拆除旧的混凝土路面。
The sound of the jackhammer persisted throughout the day in the city center.
破碎机的声音在市中心持续了一整天。
They had to use a jackhammer to break through the rock formation.
他们不得不使用破碎机来穿透岩层。