jackhammer
US /ˈdʒækˌhæm.ɚ/
UK /ˈdʒækˌhæm.ər/
名詞
手提鑽, 風鎬
a portable percussion drill operated by compressed air, used to break up rock, concrete, and other hard materials.
範例:
•
The construction crew used a jackhammer to break up the old pavement.
施工隊用手提鑽鑿開舊路面。
•
The loud noise of the jackhammer echoed through the street.
手提鑽的巨大噪音在街上迴盪。