Dermol
[化] 大黄根酸铋
🗣️ 情景例句
Good morning, sir. May I help you?
早安，先生。能为您服务吗？
If Grade A is not available, Grade B will do.
如果一等品无货，二等品也可以。
Ah, it's a secret!
呵，这是个秘密！