Ciclonicate
[化] 环烟酯; 烟酸三甲环己酯
🗣️ 情景例句
It's kind of you to say that.
非常感激你那么说。
Do not to others what you do not wish them to do to you.
己所不欲，勿施于人。
Have they ever been there before?
他们以前去过那儿吗？