approximate

英 [əˈprɒksɪmət , əˈprɒksɪmeɪt]

美 [əˈprɑːksɪmət , əˈprɑːksɪmeɪt]

adj.  大约的; 近似的; 接近的
v.  近似; 接近; 近似计算; 概略估算

现在分词：approximating　第三人称单数：approximates　过去分词：approximated　过去式：approximated　

CET4CET6考研TOEFLIELTSGRETEM4TEM8

Oxford 3000 / Collins.2 / BNC.9895 / COCA.11835

牛津词典

adj.

• 大约的；近似的；接近的
  almost correct or accurate, but not completely so
  1. an approximate number/total/cost
     约数；概算总额；约计成本
  2. The cost given is only approximate.
     所列成本仅系约计。
  3. Use these figures as an approximate guide in your calculations.
     在你的计算中把这些数字作为近似参考数值。

verb

• 近似；接近
  to be similar or close to sth in nature, quality, amount, etc., but not exactly the same
  1. The animals were reared in conditions which approximated the wild as closely as possible.
     这些动物是在尽量近似自然的环境下饲养的。
  2. The total cost will approximate £15 billion.
     总费用将近150亿英镑。
  3. His story approximates to the facts that we already know.
     他的陈述和我们已掌握的事实接近。
• 近似计算；概略估算
  to calculate or estimate sth fairly accurately
  1. a formula for approximating the weight of a horse
     估算一匹马重量的公式

柯林斯词典

The adjective is pronounced /ə'prɒksɪmət/. The verb is pronounced /ə'prɒksɪmeɪt/. 形容词读作 /ə'prɒksɪmət/，动词读作 /ə'prɒksɪ- meɪt/。


• ADJ-GRADED 大约的；大概的
  Anapproximatenumber, time, or position is close to the correct number, time, or position, but is not exact.
  1. The approximate cost varies from around £150 to £250...
     费用大概介于150至250英镑之间。
  2. The times are approximate only.
     这些只是大致的时间。
• ADJ-GRADED 近似的；粗略的
  An idea or description that isapproximateis not intended to be precise or accurate, but to give some indication of what something is like.
  1. They did not have even an approximate idea what the Germans really wanted.
     他们完全不清楚德国人真正想要什么。
• VERB 近似于
  If somethingapproximates tosomething else, it is similar to it but is not exactly the same.
  1. Something approximating to a fair outcome will be ensured...
     保证会有大致公正的结果。
  2. By about 6 weeks of age, most babies begin to show something approximating a day/night sleeping pattern.
     到6个星期大时，大多数婴儿开始表现出近似于日夜分明的睡觉模式。

英英释义

verb

• judge tentatively or form an estimate of (quantities or time)
  1. I estimate this chicken to weigh three pounds
  Synonym:estimategaugeguessjudge
• be close or similar
  1. Her results approximate my own
  Synonym:come close

adj

• located close together
  1. with heads close together
  2. approximate leaves grow together but are not united
  Synonym:close together(p)
• very close in resemblance
  1. sketched in an approximate likeness
  2. a near likeness
  Synonym:near
• not quite exact or correct
  1. the approximate time was 10 o'clock
  2. a rough guess
  3. a ballpark estimate
  Synonym:approximativerough

双语例句

• Three-dimensional paraxial approximate equation with optimized coefficientscan be obtained by using conjugate gradient method under least square premise.
  本文在最小二乘意义下用共轭梯度方法导出优化系数的三维傍轴近似方程。
• Under appropriate conditions, the approximate solutions for two nonlinear wave equations are obtained simply and conveniently.
  在适当的条件下，较简捷地得出了这两类非线性波方程的近似解。
• This is just an approximate.
  这仅仅是个近似值。
• It shows that the derivative of finite discrete function is locally approximate to the one under continuous case.
  通过引入最佳平均逼近直线，分别从几何直观和极限情形两个角度，研究了有限离散函数的导数概念的表现。
• The loss-based marginal utility method and linear approximate programming approach are used to solve the loss constraint model.
  损失约束模型应用基于损失边际效用排序的删除法与线性近似规划法求解。
• We can use this result to establish bounds on approximate solutions.
  我们可以利用这个结果求出近似解的界限。
• Can you give me an approximate idea of what happened?
  你可以把大致情况跟我说一下吗？
• This answer is only approximate, not exact.
  这个回答大致不差，但不精确。
• Thanks to the map we know the approximate position of the cemetery and also the number of graves.
  幸亏有了地图我们知道了墓地的大约位置还有墓穴的数量。
• The model uses indistinct and overlapping "probability clouds" to approximate the position of an electron.
  该模型使用模糊和重叠的概率云近似表示一个电子的位置。