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
I'm willing to make decisions.
能当机立断。
You look tired. Have you been getting enough sleep?
你似乎累了。睡眠充足吗？
Why didn't you tell her to use her own?
你为什么不叫她用自己的？