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

• Infinitesimal is involved in a wide range, which has a lot of very good characters.
  无穷小涉及的范围广泛，有很多很好的性质。
• Based on the theory of porous media and under the condition of infinitesimal deflection, the governing differential equations for an incompressible saturated poroelastic beam were presented.
  在杆件弯曲小变形的假定下，考虑杆件的侧向变形因素，根据多孔介质理论，本文首先建立了不可压饱和多孔弹性梁弯曲变形时动力响应的控制方程。
• Corollary 1 The product of a constant and an infinitesimal is an infinitesimal.
  推论2有限个无穷小的乘积是无穷小。
• In this paper, we study theoretically infinitesimal element method for calculation of stress birefringence in polarization maintaining fibers.
  本文研究了计算保偏光纤中应力双折射特性的微元算法，对其计算值进行了理论验证。
• This paper introduces how to make use of the replacement of same value infinitesimal in calculating limit of the undecided type.
  本文介绍了如何利用无穷小等价代换求未定式的极限，使计算简单化。
• The result is generalized to power exponential function, and the condition is given in which the items in sum or difference can be replaced by equivalent infinitesimal.
  将求极限时无穷小的因子可用其等价无穷小代替的结论推广到幂指函数的情形，给出了“和或差中的项”可用等价无穷小代替的条件。
• 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。
• 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。
• Newton says he has abandoned the infinitesimal or infinitely small quantity.
  牛顿说他已放弃了微元或无穷小量。
• How important do you think infinitesimal calculus is in life?
  您觉得微积分在生活中有多重要？