Penumatic rammer
[机] 气动捣杆, 气动舂
🧩 词语组成解析
n. 撞槌, 推弹器\\n[机] 捣砂锤
🗣️ 情景例句
I wonder who he is.
我不知道他究竟是谁？
When did you graduste?
你什么时候毕业的？
You see, I was hoping to give you a surprise.'
嗯，我是想让你大吃一惊。”