approximation

英 [əˌprɒksɪˈmeɪʃn]

美 [əˌprɑːksɪˈmeɪʃn]

n.  近似值; 粗略估算; 类似事物

复数：approximations　

医学

BNC.10242 / COCA.13653

牛津词典

noun

• 近似值；粗略估算
  an estimate of a number or an amount that is almost correct, but not exact
  1. That's just an approximation, you understand.
     你知道那仅仅是近似值。
• 类似事物
  a thing that is similar to sth else, but is not exactly the same
  1. Our results should be a good approximation to the true state of affairs.
     我们的结果应该和实际情况相当接近。

柯林斯词典

• N-COUNT 接近；近似
  Anapproximationis a fact, object, or description which is similar to something else, but which is not exactly the same.
  1. That is a fair approximation of the way in which the next boss is being chosen.
     那和下一任老板的选任方式相当类似。
• N-COUNT 近似值；粗略估计
  Anapproximationis a number, calculation, or position that is close to a correct number, time, or position, but is not exact.
  1. Clearly that's an approximation, but my guess is there'll be a reasonable balance.
     很明显那是个粗略的估计，但我猜会有一笔不少的余额。

英英释义

noun

• the act of bringing near or bringing together especially the cut edges of tissue
  Synonym:bringing close together
• the quality of coming near to identity (especially close in quantity)
• an approximate calculation of quantity or degree or worth
  1. an estimate of what it would cost
  2. a rough idea how long it would take
  Synonym:estimateestimationidea
• an imprecise or incomplete account
  1. newspapers gave only an approximation of the actual events

双语例句

• The Boundary element approximation for the parabolic variational inequalities of the second kind is discussed.
  讨论了第二类抛物型变分不等式的边界近似。
• He had coarsened his voice to an approximation of Cockney.
  他让自己的口音变得粗俗起来，接近伦敦东区的发音。
• This paper proposed a new algorithm for image restoration based on spatial continuity and differential approximation.
  文中提出了一种基于微分近似、利用图像的空间连续性进行图像修复的算法。
• Some theoretical problems related to quantum adiabatic approximation is discussed in this part.
  这一部分主要讨论与量子绝热近似有关的一些理论问题。
• The error of integration and integral sum are often considered in approximation and ( calculation).
  在近似计算中常要考虑积分与积分和的误差。
• The multilevel B-splines approximation is a good method for surface reconstruction.
  多层B样条方法在曲面的拟合中提供了新的途径。
• OK, so this one explains to you what's going on in terms of approximation formulas.
  好了，这样我就，向你们解释了近似公式。
• PSO algorithm for polygonal approximation of digital curves restricted by the solution of reference is proposed.
  提出了一种参照解约束下的数字曲线多边形逼近的PSO求解算法。
• A rather accurate approximation algorithm of confidence coefficients of asymmetric distribution error and its composite error is put forward.
  提出了非对称分布误差及其合成误差置信系数的一种相当精确的近似算法；
• That is a fair approximation of the way in which the next boss is being chosen.
  那和下一任老板的选任方式相当类似。