Debutanizing column
[化] 脱丁烷塔
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Where's Robbie? Robbie
在哪儿？
When is grandparents' wedding anniversary?
祖父母的结婚周年是什么时候？
Workers will have completed the new roads by the end of this year.
工人们将在今年年底前把新路铺好；