N-hexaldehyde
[建] 正己醛
🧩 词语组成解析
[医] 己醛
🗣️ 情景例句
I would like to send this by registered mail, please.
我想把这封信挂号寄出。
Custom is the guide of the ignorant.
习俗是无知者的向导。
Then I added with a smile,
我微笑地接着说，