abstraction是什么意思

恒星英语

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      abstraction 是什么意思

      名词复数:abstractions   

      中文翻译与英英解释

      n.
      1.抽象(作用);抽象概念;提取,抽出。
      2.出神,发呆。
      3.〔委婉语〕偷窃。
      4.不切实际的观念。
      短语和例子
      with an air of abstraction 茫然,呆呆地,心不在焉。
      n.
      -ism
      【美术】抽象主义;抽象派艺术。
      n.
      -ist
      抽象派画家[艺术家]。

      a general concept formed by extracting common features from specific examples
      同义词:abstract entity,

      the act of withdrawing or removing something

      an abstract painting

      preoccupation with something to the exclusion of all else
      同义词:abstractedness,

      the process of formulating general concepts by abstracting common properties of instances
      同义词:generalization, generalisation,

      a concept or idea not associated with any specific instance; "he loved her only in the abstract--not in person"
      同义词:abstract,

      Abstraction is a process by which concepts are derived from the usage and classification of literal ("real" or "concrete") concepts, first principles, or other methods. "An abstraction" is the product of this process?? a concept that acts as a super-categorical noun for all subordinate concepts, and connects any related concepts as a group, field, or category.

例句与用法

      1.
      Statics, the physicist knows, is only an abstraction from dynamics .
      物理学家知道,静力学只是动力学的一种抽象。

      2.
      A community-type, as a class-concept, is inescapably an abstraction .
      群落类型,作为一个阶级概念,无疑也是一种抽象。

      3.
      Mendelian gene is not a real physical entity but an abstraction or symbol .
      孟德尔式的基因并不是真正的实体,而是抽象概念或者是说明性的符号。

      4.
      The latter arises from abstraction of the somewhat lesser activated c-h bond in the dioxolane .
      后者是由二氧杂环戊烷中活化较弱的C-H键离解而产生的。

      5.
      He has shown neither patience nor impatience, nor attention nor abstraction .
      他既没有表示有耐性,也没有表示没有耐性,既没有表示注意地听,也没有表示心不在焉。

      6.
      The process of abstraction is sometimes applied also to descriptions or theories which distort in order to simplify .
      有时抽象化也用来指那些为了简化而歪曲了的描述或理论。

      7.
      There was a slight air of abstraction that became observable to deerslayer and cudith, if to no others .
      如果说别人没看出来,至少打鹿者和卡蒂丝是看出这有些恍惚的神态来了。

      8.
      The abstraction of elements from soil water by plant roots can have a marked effect on chemical reaction rates .
      植物根系从土壤水中摄取养分元素能对化学反应速率产生显著的影响。

      9.
      It is terrible to destroy a person's picture of himself in the interests of truth or some other abstraction .
      一个人最可怕的事,莫过于自己的幻想在事实面前或是在某种抽象原理面前的破灭。

      10.
      The more absolutistic philosophers dwell on so high a level of abstraction that they never even try to come down .
      更加趋向于绝对论的哲学家都是处于一种抽象的高度,以致他们从来就不想从那儿走下来。