Derivative operator
[计] 导数算子
🧩 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
Are you sure about that?
你真的这么想吗？
I invited him to come in, but he wouldn't.
我请他进来，但是他不肯。
will finally become so steep that we can live no longer,
但最终会急转直下，我们也无法再活下去了。