jackhammer
英 ['d??kh?m?]
美['d??kh?m?]
- n. 手提鉆
中文詞源
jackhammer 風(fēng)鉆
jack,代稱，hammer,錘子。引申詞義風(fēng)鉆。
英文詞源
- jackhammer (n.)
- also jack hammer, 1903, from jack (n.) + hammer (n.). As a verb by 1965.
雙語(yǔ)例句
- 1. The construction worker battered away at the concrete with a jackhammer.
- 建筑工人用手提鉆機(jī)在混凝土上不斷打孔.
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- 2. She held her ears when the jackhammer started to operate; hold one's nose.
- 當(dāng)手提鉆開始工作時(shí),她塞住耳朵; 塞住鼻子.
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- 3. I talk to my friend and someone repairing the road behind us starts up a jackhammer.
- 我和朋友說(shuō)話,而某人在我們身后正用手提鉆在修路.
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