Acroleic acid
[化] 丙烯酸
🧩 词语组成解析
a. 丙烯
🗣️ 情景例句
No. But in five or six months ...
不急。但是在五 、六个月后……
Please think nothing of it.
别挂在心上。
They must keep their hands behind their backs.
他们得一直将手放在背后。