infinitesimal

英 [ˌɪnfɪnɪˈtesɪml]

美 [ˌɪnfɪnɪˈtesɪml]

adj.  极小的; 微量的
n.  无限小; 极微量; 极小量

GRE

BNC.24834 / COCA.23099

牛津词典

adj.

• 极小的；微量的
  extremely small
  1. infinitesimal traces of poison
     微量毒素
  2. an infinitesimal risk
     微乎其微的风险

柯林斯词典

• ADJ 极微小的;微不足道的
  Something that isinfinitesimalis extremely small.
  1. ...mineral substances present in infinitesimal amounts in the soil...
     土壤含有的极微量的矿物质
  2. There was an infinitesimal pause.
     其中有一个极短暂的停顿。

英英释义

noun

• (mathematics) a variable that has zero as its limit

adj

• infinitely or immeasurably small
  1. two minute whiplike threads of protoplasm
  2. reduced to a microscopic scale
  Synonym:minute

双语例句

• They cannot collapse to an infinitesimal point, so they avoid the paradoxes that collapse entails.
  它们不会塌缩成一个无限小的点，因此它们得以避免塌缩所带来的后遗症。
• This paper discusses the unified symmetry of a holonomic mechanical system in terms of quasi-coordinates under special infinitesimal transformations in which time is not varied.
  研究准坐标下完整力学系统在时间不变的无限小变换下的统一对称性。
• I think the chance of that is really almost infinitesimal.
  我认为，这种可能性真的几乎是微乎其微。
• If there is any salt in this soup, it must be infinitesimal. I can't taste it.
  如果汤里有盐的话，也一定很少，我吃不出味道来。
• The inequality is used widely in functional analysis, matrix theory, it is proved again from infinitesimal calculus.
  此不等式在泛函分析、矩阵理论方面有着广泛的应用，从微积分学角度出发再给予证明。
• The author makes an initial discussion on how to clarify the origin and theoretical basis of infinitesimal method during the teaching of this very method in the application of definite integral.
  针对在定积分应用的微元法教学过程中，就如何阐明微元法的来源、理论依据以及在实际应用中需注意的问题等进行初步的探讨。
• The Closable Linear Operator on Banach Space and the Infinitesimal Generator of a C_0-semigroup of Contractions
  Banach空间中可闭化线性算子与无穷小生成元
• The chances that that company will have any problems are infinitesimal.
  那家公司会遇到什么问题的可能性是微乎其微的。
• There was an infinitesimal pause.
  其中有一个极短暂的停顿。
• Just an infinitesimal dose in the food supply, they said.
  他们说只会在食品中投放极小的剂量。