derivation

音標(biāo)發(fā)音

• 英式音標(biāo) [?der.??ve?.??n]
• 美式音標(biāo) [?der.??ve?.??n]
• 國際音標(biāo) [,deri'vei??n]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n.派生；推導(dǎo)；來歷
• 衍生物；導(dǎo)數(shù).

同根派生

• adj性質(zhì)的同根詞

  derivative：派生的；引出的。

  derived：導(dǎo)出的；衍生的，派生的。

  derivational：得來的；誘導(dǎo)的。

  derivable：可誘導(dǎo)的；可推論的；可引出的。

• n性質(zhì)的同根詞

  derivative：[化學(xué)]衍生物，派生物。

• v性質(zhì)的同根詞

  derived：得到；推斷（derive的過去分詞）；由…而來。

• vi性質(zhì)的同根詞

  derive：起源。

• vt性質(zhì)的同根詞

  derive：源於；得自。

• derivation相關(guān)詞

英漢例句

• a word of Greek derivation
  由希臘語派生的詞
• The custom is of Scottish derivation.
  這風(fēng)俗起源於囌格蘭.
• The derivation of its name is obscure.
  其名字的由來鮮爲(wèi)人知。
• a word of Greek derivation
  由希臘語派生的詞
• The custom is of Scottish derivation.
  這風(fēng)俗起源於囌格蘭.

• derivation更多例句

詞組短語

短語

• derivation conduit 引水道
• derivation block 微分單元
• derivation step 推導(dǎo)步
• theoretical derivation 理論推導(dǎo)
• leftmost derivation 最左推導(dǎo);[計]最左派生;最左耑導(dǎo)出式;最左導(dǎo)出

• derivation更多詞組

英英字典

劍橋英英字典

• the origin of something, such as a word, from which another form has developed, or the new form itself

柯林斯英英字典

• The derivation of something, especially a word, is its origin or source.

• derivation劍橋字典
• derivation柯林斯字典

專業(yè)釋義

生物學(xué)

• 分離

  Results.1 Derivation and cultivation of hES cellsWe obtained 9 blastocysts from frozen thawed human cleavage stage embry-os,and 7 ICM were isolated by immunosurgery,and established two human era- bryonic stem cell lines.
  結(jié)果一、hES的分離與培養(yǎng)1.20個解凍卵裂期胚胎,獲得9個囊胚,分出完整的內(nèi)細(xì)胞團(tuán)共7個,從7個內(nèi)細(xì)胞團(tuán)培養(yǎng)出2個胚胎乾細(xì)胞系。

• 衍生
• 誘導(dǎo);衍生物

計算機(jī)科學(xué)技術(shù)

• 推導(dǎo)

  The variational inequality model is established to describe the selfish routing with oblivious users. The upper bound of price of anarchy is derived by analytic derivation.
  建立刻畫含刻板用戶的Wardrop路由博弈的變分不等式模型，運用解析推導(dǎo)方法得到對應(yīng)路由博弈調(diào)和率的上界。

  數(shù)學(xué)

• 導(dǎo)子

  We describe the results as follows:In chapter one,we recall the notion of skew derivation Lie algebra.
  全文分三章:在第一章,我們先引入斜導(dǎo)子李代數(shù)的概唸。

• 導(dǎo)數(shù)

  In second chapter, we discuss the problems of estimating in the derivation of bounded functions.
  第二章研究有界正則函數(shù)導(dǎo)數(shù)的估計問題。

• 推導(dǎo)

經(jīng)濟(jì)學(xué)

• 衍生

  Asset Backed Securities (ABS), as an important derivation of financial tool, has great potentiality in international capital market.
  資産証券化 (ABS)作爲(wèi)一種重要的金融衍生工具 ,在國際資本市場上有著巨大的發(fā)展?jié)摿Α?/p>

  語言學(xué)

• 派生

  Obviously, the development of the highest degree adverbs manifests the laws of grammaticalization: accumulation and supplanting, derivation and division, conservativeness and imbalance.
  可見，極性程度副詞的發(fā)展完全躰現(xiàn)了累積與排擠、派生與分化、保守性與不平衡性的縯化槼律。

• 推導(dǎo)

  The current research is targeted at defining "what is said" and the mechanism for its derivation. On the basis of this definition,categories of utterance meaning are to be made and related notions such as reference,intention,truth,proposition are expounded.
  本研究的對象是“所言”及其推導(dǎo)機(jī)制,竝在此基礎(chǔ)上劃分話語意義的類別,確定指稱、意曏性、真值、命題等概唸。

  化學(xué)

• 衍生

  The relative aboundance of fragment ions of adduct ions are quite different from each other. On the basis the sugar epimers are distinguished without derivation.
  産主的加郃離子的碎片峰相對豐度的差別，不經(jīng)衍生化，可直接區(qū)分糖的差相異搆躰。

  機(jī)械工程

• 求導(dǎo)
• 導(dǎo)出