Derivative call
[计] 导数调用
🧩 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;
call
[kɔl]
v. 呼唤，喊叫;召唤，叫来，召集;下令，命令;打电话给;
n. 喊叫，大声喊;电话联络;必要，理由;要求;
🗣️ 情景例句
Spring has sprung and all the flowers are blooming.
春天来了。花儿都开了。
It is easy to open a shop but hard to keep it always open.
开设店铺易，维持常开难。
We need them urgently.
我们急需这些资料。