Dehydroergosterol
[化] 去氢麦角甾醇
🗣️ 情景例句
They fleeced me.
他们骗了我。
No, thank you. But it was very kind of you to offer.
不用了，谢谢。承蒙您好意提出。
Will you please sweep the floor and tidy the classroom every day?
请你们每天都打扫地板、整理教室，好吗？