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
After running through the entire appeals procedure, we've still been knocked bakc.
经过了这么整整一个上诉程序，我们还是被驳了回来。
I have forgotten his telephone number.
我忘记了他的电话号码。
Maybe some folk songs to start with?
先演奏些民歌吗？