Derivatization
[医]衍生（作用）, 衍生化, 导数化
🗣️ 情景例句
I'm sorry I'll have to pass.
很遗憾我得错过这回了。
We'll sign two originals, each in Chinese and English language.
我们将要用中文和英语分别签署两份原件。
Hello.
喂！