Usan
[医][=thiamphenicol]甲砜霉素，甲砜氯霉素
🗣️ 情景例句
Mr. Douglas is currently on leave.
道格拉斯先生眼下正在休假。
If you always say NO,never be married.
常常说“不”字，永远难结婚。
At the same time our sympathy for Galileo's opponents has grown somewhat.
与此同时，我们对伽利略的反对派的同情也有所增加。