Vibration ramming
[机] 振动捣砂
🧩 词语组成解析
[机] 捣砂, 捣制
🗣️ 情景例句
I visited Japan on an observation tour of its industries.
我到日本观摩它的工业。
I played ping-pong this morning.
我今早在打乒乓球。
A very good choice, sir.
先生，您真会挑选。