Diethyl dioxide
[化] 过氧化二乙基
🧩 词语组成解析
a. [化]二乙基的
🗣️ 情景例句
But you had to be good at math.
但是你数学一定很好。
Once is no custom.
一次不成例。
I joined in the march and we were marching peacefully along and then the police came up.
我参加了游行，我们以和平的方式往前行进，这时警察突然来了。