Preparative column
[化] 制备柱
🧩 词语组成解析
a. 准备性的, 预备性的\\nn. 预备, 准备, 预备信号
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
I see. Well, it's very nice to meet you, Mr. Wrigley.
哦！我也很高兴认识您，威格莱先生。
Don't you think it's too formal?
你不觉得太正式了吗？
At the same time our sympathy for Galileo's opponents has grown somewhat.
与此同时，我们对伽利略的反对派的同情也有所增加。