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 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。
• 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。
• 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。
• One can extrapolate the size of the building from the measurements of an average room.
  从一间屋子的量度可以推断出整座建筑物的大小。
• 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。
• This work also offers a reminder: If you just extrapolate from the recent past to predict the economic future, you are likely to be wrong.
  这项研究还提醒我们：如果你仅仅根据近期状况来预测未来经济走向，你的预测很可能是错的。
• 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。
• 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。
• To determine the human dose-response curve, one must extrapolate down from the high-dose laboratory data.
  要确定人类的剂量反应曲线，就必须从高剂量的实验室数据进行外推。
• 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。