Pipefriction
[机] 管摩擦
🗣️ 情景例句
All we have to do now is shake hands.
现在我们所该做的只是握手了。
Is meat packing a big industry in your country?
肉制品包装在你的国家是大产业吗？
It costs five hundred pounds.
它的售价是500英镑。