Partial derivative
[计] 偏导数, 偏微商
🧩 词语组成解析
derivative
[di'rivətiv]
n. [数]导数，微商;[化] 衍生物，派生物;[语]派生词;
adj. 衍生的;导出的;拷贝的;
🗣️ 情景例句
Did you find the sandwich I made for you?
你找到我为你做的三明治了吗？
Each man is the architect of his own fate.
命运掌握在自己手中。
we are no longer free to choose the things we want,
但我们已经无法独立自主地选购自己所需的东西了。