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
Wonderful. Please.
好啊！请。
Button holes are very hard to sew.
要缝钮扣洞非常难。
The answer is zero.
白忙了。