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
It was my please.
荣幸之至。
Lemonade on a hot day is very refreshing.
在暑天喝柠檬水，会使人精神抖擞。
Oh, sorry! This is Lucy. This is Lily. They're new. Lucy, this is my friend Jim.
噢，对不起，这是露茜，这个是莉莉。他们是新来的，露茜这是我的朋友吉姆。