Dipyridone
二甲基联吡啶二酮
🗣️ 情景例句
After a good night's sleep, I'll enjoy breakfast even more.
好好睡一觉， 明早吃早餐会更香。
Where is the boarding gate for this flight?
这班飞机的登机门在哪儿？
That's OK. It doesn't matter.
好的。不要紧。