用英语解释derivative

作名词：1. something that has developed or been produced from something else
derivative of
Heroin is a derivative of morphine.
2. a type of financial investment:
the derivatives market
形容词：
not new or invented, but copied or taken from something else - used to show disapproval:
a derivative text

简单！！！
我来告诉你：

derivative
a.
1. Ones that draw
2. The spin-off one
n.
1. Derive things ; Derivative
2.[The language ] the derivative
3.[Count ] the derivative

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