Macrolide
n. [生化]大环内酯物
🗣️ 情景例句
I'm really concerned about going away for the weekend, Ellen,
我这个周末出门实在放心不下， Ellen，
I don't like spinach even though I know it's good for me.
尽管我知道它对我有好处，我不喜欢菠菜。
Mr. Smith is in charge of this class.
史密斯老师负责该班。