Macrocycle
(包含15个原子以上的)大环
🗣️ 情景例句
Have you ever owned an animal?
你曾养过动物吗？
What a shame! Or That's too bad.
真是遗憾。
Readers happily accepted the fact that an obscure maidservant was really the hero's mother.
当时的读者却愉快地接受这样一些事实，一个低贱的女佣实际上是主人公的母亲；