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

• Subsequently, when the application gets developed, process a small number of files and extrapolate from the numbers.
  随后，进行了应用程序开发之后，处理少量的文件，并根据得到的数据进行推断。
• 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。
• You observe that nature had been like this for all the time before and then you extrapolate in the future and think it will be like that every time in the future.
  你观察到自然一直都这样，然后你推断将来，认为这在将来每时每刻都会一样。
• You assume the future will be like the past, or you extrapolate a trend.
  他们假设未来将与过去类似，或按照目前的趋势进行推演。
• 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。
• What kind of information can you extrapolate from team velocity?
  可以从团队进度中推断出哪些信息。
• The answer is yes, but on conditions that seem increasingly implausible if we extrapolate current policies.
  答案是肯定的，但有一些前提条件。如果我们延续当前的政策，这些前提条件似乎越来越无法成立。
• 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。
• But it would be ahistoric to extrapolate and assume with any high degree of confidence that China will enjoy such extraordinary growth rates over the long term.
  但是，带着高度信心来推断和假设中国将长期享受这种超常增长速度，就是脱离历史语境了。
• 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。