derivative

英 [dɪˈrɪvətɪv]

美 [dɪˈrɪvətɪv]

n.  派生词; 衍生字 ; 派生物; 衍生物
adj.  模仿他人的; 缺乏独创性的

复数：derivatives　

TOEFLGRETEM8

Collins.1 / BNC.9140 / COCA.10778

牛津词典

noun

• 派生词； 衍生字 ；派生物；衍生物
  a word or thing that has been developed or produced from another word or thing
  1. ‘Happiness’ is a derivative of ‘happy’.
     happiness是happy的派生词。
  2. Crack is a highly potent and addictive derivative of cocaine.
     强效纯***是一种药效极强、容易使人上瘾的***制剂。

adj.

• 模仿他人的；缺乏独创性的
  copied from sth else; not having new or original ideas
  1. a derivative design/style
     沿袭前人的设计 / 样式

柯林斯词典

• N-COUNT 派生物;衍生物
  Aderivativeis something which has been developed or obtained from something else.
  1. ...a poppy-seed derivative similar to heroin...
     类似***的罂粟籽制剂
  2. This isn't an entirely new car, but a new derivative of the Citroen XM.
     这不是一款全新的车，而是雪铁龙XM系列的派生车型。
• ADJ-GRADED 模仿他人的;缺乏创意的
  If you say that something isderivative, you are criticizing it because it is not new or original but has been developed from something else.
  1. ...their dull, derivative debut album...
     他们沉闷乏味、缺乏创意的首张专辑
  2. A lot of what you see in stand-up comedy today is very derivative.
     如今人们看到的单人喜剧表演好多内容都是沿袭前人。

英英释义

noun

• the result of mathematical differentiation
  Synonym:derived functiondifferential coefficientdifferentialfirst derivative
• (linguistics) a word that is derived from another word
  1. `electricity' is a derivative of `electric'
• a financial instrument whose value is based on another security
  Synonym:derivative instrument
• a compound obtained from, or regarded as derived from, another compound

adj

• resulting from or employing derivation
  1. a derivative process
  2. a highly derivative prose style

双语例句

• The Derivative term when combined with proportional action improves control by sensing changes and correcting for them quickly.
  导数项与比例作用结合在一起时，通过感觉变化和修正而迅速改善了控制。
• This isn't an entirely new car, but a new derivative of the Citroen XM.
  这不是一款全新的车，而是雪铁龙XM系列的派生车型。
• Some preliminary applications of the partial derivative in proving inequalities are also given.
  并给出了偏导数在不等式证明中的一些简单应用。
• Research and teaching: asset pricing, empirical finance, econometric methods, and derivative markets.
  主要研究和教学领域：资产定价，实证金融，计量经济学方法，金融衍生产品市场。
• The formula is given for? calculating? generalized directional derivative by using the directional derivative of convex functions.
  给出了用凸函数方向导数计算广义方向导数的公式。
• Derivative securities and other complex financial instruments can serve useful purposes.
  证券衍生品和其他复杂金融工具可以服务于有用的目的。
• The paper conducts a systematic study of financial derivative products and their markets based on reality.
  立足现实情况，系统地研究了金融衍生产品及其市场。
• A lot of what you see in stand-up comedy today is very derivative.
  如今人们看到的单人喜剧表演好多内容都是沿袭前人。
• The study researched the derivative way of carbohydrates with BSTFA by GC-MS.
  研究了衍生化试剂BSTFA对烟草中糖类的衍生化反应，并用GC-MS进行分析。
• And now we have to take the derivative of this quantity squared.
  现在我们要对这个量的平方求导。