Ucd
abbr. usual childhood diseases 儿科常见病
🗣️ 情景例句
It was very thoughtful of you to send flowers.
你送花来，想得真周到。
Fill it up with regular, please.
请加满普通汽油。
Have we got any beer and wine?
我们还有啤酒和葡萄酒吗？