Partial differentiation
偏微分法, 偏导法
🧩 词语组成解析
differentiation
[[ˌdifərenʃi'eiʃən]]
n. 区别, 分化, 变异\\n[医] 鉴别, 区别, 分化[作用], 微分法
🗣️ 情景例句
But I have a doctor's appointment in the afternoon.
但我后天下午跟医生约好了。
Would you like something to drink?
您想喝点什么吗？
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！