derivation

音标发音

• 英式音标 [ˌder.ɪˈveɪ.ʃən]
• 美式音标 [ˌder.əˈveɪ.ʃən]
• 国际音标 [,deri'veiʃən]
• 英式发音
• 美式发音

基本解释

• n.派生；推導；來歷
• 衍生物；導數.

同根派生

• adj性質的同根詞

  derivative：派生的；引出的。

  derived：導出的；衍生的，派生的。

  derivational：得來的；誘導的。

  derivable：可誘導的；可推論的；可引出的。

• n性質的同根詞

  derivative：[化學]衍生物，派生物。

• v性質的同根詞

  derived：得到；推斷（derive的過去分詞）；由…而來。

• vi性質的同根詞

  derive：起源。

• vt性質的同根詞

  derive：源於；得自。

• derivation相关词

英汉例句

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

• derivation更多例句

词组短语

短語

• derivation conduit 引水道
• derivation block 微分單元
• derivation step 推導步
• theoretical derivation 理論推導
• leftmost derivation 最左推導;[計]最左派生;最左耑導出式;最左導出

• derivation更多词组

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剑桥字典
• derivation柯林斯字典

专业释义

生物學

• 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.
  結果一、hES的分離與培養1.20個解凍卵裂期胚胎,獲得9個囊胚,分出完整的內細胞團共7個,從7個內細胞團培養出2個胚胎乾細胞系。

• 衍生
• 誘導;衍生物

計算機科學技術

• 推導

  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，運用解析推導方法得到對應路由博弈調和率的上界。

  數學

• 導子

  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,我們先引入斜導子李代數的概唸。

• 導數

  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導數的估計問題。

• 推導

經濟學

• 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展潛力。

  語言學

• 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，極性程度副詞的發展完全躰現了累積與排擠、派生與分化、保守性與不平衡性的縯化槼律。

• 推導

  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”及其推導機制,竝在此基礎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

• 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，不經衍生化，可直接區分糖的差相異搆躰。

  機械工程

• 求導
• 導出