Metanoplakia
[醫(yī)] │[口]粘膜黑斑
??? 情景例句
There's something I have to ask you.
我有一件事要問你 。
It's a shame this restaurant is so expensive.
太遺憾了，這家餐館太貴了。
Yes, I do. But it's only a small one.
是的，有，但是很小。