Column efficiency
[化] 柱效率
🧩 词语组成解析
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
This afternoon we're going to visit a friend in the hospital.
今天下午我们将去探望一位住院的朋友。
Do you like horse?
你喜欢马？
It'll be the biggest live concert the world has ever seen.
这将是世界上从未有过的最大的现场音乐会。