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
because she's had to go to Chicago on a business trip and can't leave till tonight.
因为她得到芝加哥出差，而且要到今晚才能脱身。
Nobody's at home.
家里面没人。
From a heavy gun that was raised, the captain realized that the ship must have been a cruiser.
从捞起的一门大炮来看，船长认为那艘船一定是艘巡洋舰。