Nonadiendioic acid
[化] 壬二烯二酸
🧩 词语组成解析
🗣️ 情景例句
He made an impressive speech.
他发表了一篇感人的演讲。
Why are you running away from me?
你为什么离开我？
Punctuality is a necessary habit in all public affairs in civilized society.
准时是文明社会中进行一切社交活动时必须养成的习惯。