extrapolate

英 [ɪkˈstræpəleɪt]

美 [ɪkˈstræpəleɪt]

v.  推断; 推知; 外推

现在分词：extrapolating　过去分词：extrapolated　过去式：extrapolated　第三人称单数：extrapolates　复数：extrapolates　

GRETEM8

BNC.15251 / COCA.14252

牛津词典

verb

• 推断；推知；外推
  to estimate sth or form an opinion about sth, using the facts that you have now and that are valid for one situation and supposing that they will be valid for the new one
  1. The figures were obtained by extrapolating from past trends.
     这些数据是从过去的趋势推断出来的。
  2. We have extrapolated these results from research done in other countries.
     我们从其他国家所作的研究中推断出这些结果。

柯林斯词典

• VERB 推断;推知
  If youextrapolate fromknown facts, you use them as a basis for general statements about a situation or about what is likely to happen in the future.
  1. Extrapolating from his American findings, he reckons about 80% of these deaths might be attributed to smoking...
     根据他在美国的调查结果推断，他估计这些人中约有80％可能死于吸烟。
  2. It is unhelpful to extrapolate general trends from one case.
     根据一个案例来推断总的趋势是没有用的。

英英释义

verb

• gain knowledge of (an area not known or experienced) by extrapolating
• estimate the value of
  Synonym:interpolate
• draw from specific cases for more general cases
  Synonym:generalizegeneraliseinfer

双语例句

• It then used this to extrapolate back the origins of language to Africa.
  由此推断出语言的发源地为非洲。
• It is no longer necessary to extrapolate from a small sample of data; now it is possible to analyse an entire dataset.
  今后再没有必要只根据小范围的数据样本进行推断了；现在已有可能做到分析整个数据集。
• It is unhelpful to extrapolate general trends from one case.
  根据一个案例来推断总的趋势是没有用的。
• We're asking ourselves whether it is possible to extrapolate from past to future legitimately.
  我们质问自身，是否有可能合理地从过去中推断未来。
• New lightweight agile domains are now available to help extrapolate designs.
  现在有新的轻量型敏捷域可用于帮助推断设计。
• It is natural to want to extrapolate and automate the process so that the transformation is clean and complete.
  人们很自然地想对这一过程进行延伸和自动化，以使转换显得整洁和完整。
• The number needed to treat ( NNT) was used to extrapolate the trials for an individual patient.
  需治数（NNT）是用来以一个患者评价试验。
• Because we extrapolate from what has happened in the past to what will happen in the future. I have lost you I can see.
  因为我们从过去发生的事情推断，将来会发生的事，我觉得你们有点晕了。
• Extrapolating from his American findings, he reckons about 80% of these deaths might be attributed to smoking
  根据他在美国的调查结果推断，他估计这些人中约有80%可能死于吸烟。
• Prominent among the various techniques that can help to extrapolate past date into future trends are the following: time series, least squares method, exponential smoothing, regression and correlation.
  由历史数据推测未来趋势的众多方法中较突出的有：时间序列法、最小平方法、指数平滑法、回归分析和相关分析。