Pneumatic hammer
[化] 气锤; 空气锤
🧩 词语组成解析
hammer
['hæmɚ]
n. 铁锤，榔头;链球;（拍卖时用的）木槌;音槌;
vt.& vi. 锤打;反复敲打，连续击打（尤指发出大声）;
vt. 击败;猛踢;猛击;轻易打败（对方）;
🗣️ 情景例句
I am planning to write an editorial that I think will help you.
我计划写一篇社论， 我认为应该能帮助你们。
What does your father do?
你父亲做什么工作？
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。