Mefoxin
头霉噻吩噻吩甲氧头孢菌素钠(抗生素)C16H17N3O7S2
🗣️ 情景例句
It was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
I would like to talk with someone in charge.
我想请你们负责人讲话。
Thank you very much, sir.
多谢，先生。