Derivative income
[法] 派生收入
🧩 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
We'd wait until dark and make a fire,
我们等到天黑就升火，
Delicious!
味道真棒！
Who were you playing against?
你们和谁踢？