Microfinishing
精滚光; 精密磨削
🗣️ 情景例句
He never speaks unless he is spoken to.
除非别人先对他开口，他从不先开口。
Courage and resolution are the spirit and soul of virtue.
勇敢和决心是美德的灵魂。
The maximum weight allowance is 60 kilos per traveler, excluding hand luggage.
每个旅客托运的行李最大重量限额是60公斤，手提行李除外。