Dipyridone
二甲基联吡啶二酮
🗣️ 情景例句
Mid-autumn Festival is a traditional festival for family unification.
中秋节是家人团聚的传统节日。
I can see you have put a lot of time into it.
我相信你在制定这个计划上一定花了不少精力吧。
Everyday I thought about postcards.
我每天都想着明信片的事。