derivative

• derivative是什么意思？

derivative的意思是“衍生品；導(dǎo)數(shù)；派生物；衍生概念”。它通常用來表示數(shù)學(xué)上的函數(shù)導(dǎo)數(shù)，也可以用來描述某種事物是由另一種事物產(chǎn)生或發(fā)展的。

• 速記技巧

【記】de（向下）＋riv（river），在河流下面的，引出的

• 雙語例句

用作名詞(n.)

1. They spoke a derivative of the Malay language.
   他們說一種從馬來語派生的語言。
2. ‘Happiness' is a derivative of ‘happy'.
   happiness 是 happy 的派生詞。
3. The derivative of the step is the impulse.
   階梯的導(dǎo)數(shù)就是脈沖。
4. Progress in the studies on new derivative atomic spectrometry was reviewed.
   摘要本文評(píng)介了導(dǎo)數(shù)測量技術(shù)在原子光譜分析中的應(yīng)用研究進(jìn)展。

用作形容詞(adj.)

1. Derivative works are far more complicated.
   派生作品更加復(fù)雜。
2. This is a derivative design of some famous designer.
   這個(gè)設(shè)計(jì)蹈襲了某個(gè)著名設(shè)計(jì)師的作品。
3. I found the novel thin and derivative.
   我發(fā)現(xiàn)這部小說內(nèi)容單薄庸俗。

• 常用短語

1. derivative function：導(dǎo)數(shù)函數(shù)

2. derivative of a function：函數(shù)的導(dǎo)數(shù)

3. derivative of x with respect to y：關(guān)于y的x的導(dǎo)數(shù)

4. second derivative：二階導(dǎo)數(shù)

5. derivative at a point：在某點(diǎn)處的導(dǎo)數(shù)

6. derivative of a power function：冪函數(shù)的導(dǎo)數(shù)

7. derivative of a trigonometric function：三角函數(shù)的導(dǎo)數(shù)

8. derivative of a logarithmic function：對數(shù)函數(shù)的導(dǎo)數(shù)

9. derivative of a exponential function：指數(shù)函數(shù)的導(dǎo)數(shù)

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