Hexadienic acid
[化] 己二烯酸
🧩 词语组成解析
🗣️ 情景例句
It's my favorite outfit.
这是我喜欢的那一套。
I think it's going to take too long.
我认为它将花很长时间。
I don't want to know what it's been; I want to know what it is now.
我不想知道它曾经是什么；我想知道它现在是什么。