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
I just can't bring myself to spend a month's salary on a pair of shoes.
我才不愿意把一个月的薪水花在一双鞋上。
Beard the lion in his den.
老虎头上捉虱；太岁头上动土。
During that time she covered a distance of eight miles.
在那段时间里，她游了8英里。