Xanthyrone
丙烯基吡喃酮
🗣️ 情景例句
It was so exciting to meet her again after so many years.
多年以后和她再相遇是多么让人激动啊!
Many a true word is spoken in jest.
戏言寓真理。
We need them urgently.
我们急需这些资料。