Dioxopurine
黄嘌呤
🗣️ 情景例句
Well, we'll phone every hour,
好了， 我们每个小时都打电话
In books, are embalmed the greatest thoughts of all ages.
历代最伟大的思想都载入史册而不朽。
So where's your bike today?
那么今天您的自行车在哪里呢？