Derivative block
[计] 导数块
🧩 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;
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
The plight of starving people is too awful to think about.
饥民的苦境糟得不可想象。
We'd have to compare notes on what we've discussed during the day.
我们想用点时间来研究讨论一下白天谈判的情况。
Sorry, I can't. I have to tidy my room.
对不起，我不能去。我得收拾房间。