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
How much do stamps cost?
邮票多少钱？
He said he would rather not tell his age.
他说他不愿告诉年龄。
Suppose it rains,what shall we do?
万一下雨，我们该怎么办？