Dyanainic friction
[机] 动磨擦
🧩 词语组成解析
🗣️ 情景例句
He is now involved in stocks.
他现在热衷于股票。
Is this a recorded program?
这是不是录音节目？
Yes, I've been here since 1976.
是啊，从1976年起我就住在这里。