Depropenizing column
[化] 脱丙烯塔
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
I could tell something was up by the look on their faces.
我一看他们的脸色就知道有事。
It's a beautiful country with scenic mountain areas.
这个国家很美，它有很多景色宜人的山区。
Oh, sorry!
喔，对不起。