Depropanizing column
[化] 脱丙烷塔
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Really?
真的吗？
How often did I tell you not to say a word?
我告诉你多少次不要讲话?
It is no use learning without thinking.
学而不思则惘。