Microfinishing
精滚光; 精密磨削
🗣️ 情景例句
Who is that?
那是谁呀？
It is convenient to know the language.
掌握这门语言会带来方便。
Let me have a look. Oh, here it is. But it's an old one. Where is my new one?
让我看看，在这里，这是那个旧的，我那件新的哪去了呢？