derivative

单词音标

derivative音标[di\'rivәtiv]

汉语翻译

a. 引出的, 派生的

n. 引出之物, 派生物, 衍生字

【化】 衍生物; 导数

【医】 衍化的, 诱导的, 衍化物, 诱导剂

词型变化

名词:derivativeness副词:derivatively

英语解释

名词 derivative:

the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx

同义词：derived function, differential coefficient, differential, first derivative

a financial instrument whose value is based on another security

同义词：derivative instrument

(linguistics) a word that is derived from another word

形容词 derivative:

resulting from or employing derivation

例句

An organic derivative, such as coal or petroleum.

有机衍生物一种有机衍生物，如煤或石油

Not original; derivative.

不是原本的; 衍生的

A mark used as a superscript to indicate the first derivative of a variable.

撇号置于右上角的符号，用以标明变量的第一个导数

详细解释

de.riv.a.tive

adj.（形容词）

Resulting from or employing derivation:

导出的；演化的：得自由或使用派生物的：

例句：

a derivative word; a derivative process.

衍生词；推导过程

Copied or adapted from others:

拷贝的，改写的，无创意的：

例句：

a highly derivative prose style.

毫无创意的散文风格

n.Abbr. deriv.,der.（名词）缩写 deriv.,der.

Something derived.

导出物，衍生物

Linguistics A word formed from another by derivation, such aselectricity from electric.

【语言学】 衍生词：从其他词通过衍生得到的词，例如electricity（电，电力） 就是从 electric（电子） 衍生来的

Mathematics

【数学】

The limiting value of the ratio of the change in a function to the corresponding change in its independent variable.

导数：函数相应其自变量的变化率的有限值

The instantaneous rate of change of a function with respect to its variable.

函数随其变量的即时变化率

The slope of a graph of an equation at a given point.Also called differential coefficient ,fluxion

微商：方程曲线在某一给定点的斜率也作 differential coefficient,fluxion

Chemistry A compound derived or obtained from another and containing essential elements of the parent substance.

【化学】 衍生物：从另一种物质演化出来的，包含其母体的基本元素的化合物

【引伸】

deriv.atively

adv.（副词）

deriv.ativeness

n.（名词）