Cfs
abbr. 立方尺/秒（cubic feet per second）
🗣️ 情景例句
and we'll go to see her.
我们会去找她。
How often do you go swimming?
你多久去游一次泳？
It has to be tall because it is like a giant block and tackle,
井架必须很高，因为它像一个巨型滑轮组。