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

• There was an infinitesimal pause.
  其中有一个极短暂的停顿。
• When you gallop about between the world of that a moment, would discover own infinitesimal and weak.
  当你驰骋在天地之间的那一刻，才会发现自己的渺小和脆弱。
• 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。
• 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。
• Many men and women would wish to serve mankind, but they are perplexed and their power seems infinitesimal.
  有许多男女要想为人类服务，但是他们迷惑不解，而且他们的力量似乎非常渺小。
• 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。
• 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。
• The uncertainty of these parameters will lead to the uncertainty of equivalent infinitesimal generator and also the performance function.
  这些参数的不确定性不仅导致等价无穷小生成子的不确定性，也导致性能函数的不确定性。
• 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。
• Theorem 2 The product of a bounded function and an infinitesimal is an infinitesimal.
  推论1常数与无穷小的乘积是无穷小。