Diethyl maleic acid
[化] 二乙基马来酸
🧩 词语组成解析
a. [化]二乙基的
n. 顺丁烯
🗣️ 情景例句
You want to play charades?
你想玩哑谜？
Like author, like book.
书如其人。
He entered the cell and presented the letter to the aristocrat.
狱卒走进牢房，将信交给贵族。