Deferentiality
可微分性
🗣️ 情景例句
I'd like to make an appointment to discuss a question.
我想约个时间讨论个问题。
There are forests here,and lumbering is important.
在这里有森林，木材业很重要。
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。