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　

CET4 CET6 考研 TOEFL IELTS GRE TEM4 TEM8

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

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。
But they give an approximate order of magnitude.
但它们反映出了大致的数量级。
Convergence is proved by using drift analysis, and critical generation substituting approximate model for users'evaluation are achieved.
利用迁移分析方法证明了算法的收敛性，给出了近似模型替代人评价的临界代数。
Although the approximate wave function is qualitatively useful, it is gravely lacking in quantitative accuracy.
虽然近似的波函数是定性地有用，然而它严重的缺少定量的准确性。
One kind of part with approximate closed-form was designed and manufactured in the actual work.
在实际工作中需要设计和制造一种近似封闭形状零件。
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。
Something approximating to a fair outcome will be ensured
保证会有大致公正的结果。
That is multi-direction extreme value approximate convex hull algorithm, and is called MDEV for short.
提出并实现了平面点集凸壳的一种新的近似算法&多方向极值法。
The times are approximate only.
这些只是大致的时间。
This figure is at most an approximate average value.
这数字最多是个近似平均值。