Derivative spectrum
[化] 导数光谱
🧩 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
You are everything to me. There's no one like you.
你是我的一切，没有人能取化你。
Misers put their back and their belly into their pockets.
爱财如命。
Thanks a lot.
多谢。