Euxanthone
[化] 优┷吨酮; 1,7-二羟(基)-9-氧杂蒽酮(请比较flavone黄酮)
🗣️ 情景例句
Good luck!
祝你好运
Won't you come in, please?
请进来好吗？
We like them in the same way that we like pretty curtain material.
我们喜爱它们就像我们喜欢漂亮的窗帘布一样。