Bunitrolol
[化] 布尼洛尔; 丁苄腈心安
🗣️ 情景例句
What are you doing?
你在干什么？
Politeness is to do and say the kindest thing in the kindest way.
文雅就是善良地做事，和善地说话。
Yes. I went to bed too late last night.
是的。我昨晚睡得太晚。