Octandioic acid
[化] 辛二酸
🧩 词语组成解析
🗣️ 情景例句
What would you like to be doing two years from now?
两年后你希望自己在做什么？
Sadness and gladness succeed each other.
悲喜互继，哀乐相续。
Oh, I'm sorry to hear that.
噢，真遗憾。