Reaction column
[化] 反应塔
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
Hello.
你好！
It was a terrific party.
那是一次非常愉快的聚会。
Obviously she's gone somewhere to stay.
很明显她去别的什么地方，呆在那儿了。