1
extrapolate sth from sth
Researchers extrapolated the results from a small sample.
研究人员从一个小样本中推断出这些结果。
推断；外推
extrapolates — third person singular of extrapolate
先理解核心含义，再看它在真实句子里的用法。
推断；外推
to infer or estimate something unknown by using known facts or information
Researchers extrapolated the results from a small sample.
研究人员从一个小样本中推断出这些结果。
由已知信息外推而推断。
To infer by extending known information.
根据已知范围内的数值,假定其逻辑延续,估算范围外的变量值。
To estimate the value of a variable outside a known range from values within that range by assuming that the estimated value follows logically from the known ones
extrapolate
Base
原形
extrapolates
3rd person
第三人称单数
extrapolating
-ing
现在分词
extrapolated
Past
过去式
extrapolated
Past participle
过去分词
We extrapolate future trends from past data.
我们根据过去的数据推断未来趋势。
She extrapolated the results from a small sample.
她根据一个小样本推断出这些结果。
They have extrapolated these findings to the whole population.
他们已将这些发现推断到整个人群。
常用于从已知数据或经验推断未知情况。
From last year's results, we can extrapolate how much the company might grow in the coming months.
根据去年的结果，我们可以推断出公司未来几个月可能会增长多少。
The scientists extrapolated the temperature trend and predicted a warmer winter.
科学家们推断温度趋势，预测冬季会变暖。
Extrapolating from the survey data, the team expects sales to rise.
根据调查数据进行推断，团队预计销售额将上升。
Researchers extrapolated the results from a small sample.
研究人员从一个小样本中推断出这些结果。
作不及物动词时，常用 from…to… 表示从已知情况推断未知情况。
It is risky to extrapolate from one year's data to next year's trends.
根据一年的数据推断下一年的趋势是有风险的。
Some scientists extrapolate that the ice will disappear within decades.
一些科学家推断，冰层将在几十年内消失。
Not this
The teacher asked us to write an extrapolate based on the survey.
Use this
The teacher asked us to write an extrapolation based on the survey.
extrapolate 是动词，这里需要名词形式 extrapolation（外推/推断）。
Not this
From his tone, we can extrapolate that he was lying.
Use this
From his tone, we can infer that he was lying.
extrapolate 指根据已知数据或趋势外推，而这里从语气作逻辑判断，应使用 infer（推断）。
Not this
We cannot extrapolate about future sales from this data.
Use this
We cannot extrapolate future sales from this data.
extrapolate 后直接跟外推的内容，不要加介词 about；若需来源，用 from。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
从数据中推断
It is difficult to extrapolate from such limited data.
从如此有限的数据中进行推断是困难的。
将结果外推到
We cannot extrapolate these results to other age groups.
我们不能把这些结果外推到其他年龄组。
外推到未来；推断未来
It is risky to extrapolate current trends into the future.
把当前趋势外推到未来是有风险的。
超出证据进行推断
The journalist extrapolated beyond the evidence in the report.
那名记者在报道的证据之外进行了推断。
根据以往经验推断
You cannot simply extrapolate from past experience to predict the outcome.
你不能仅仅根据以往经验来推断结果。
推断趋势
Analysts extrapolated trends to estimate next year's sales.
分析人士推断趋势以估算明年的销售额。
Use extrapolates naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 extra（额外/向外），把已知数据向外推，即“外推、推断”。
语域：formal 常见场景：academic writing、data analysis、scientific research 该词多用于学术或技术性语境，表示根据已知信息进行推断或外推；日常口语中较少出现，正式写作中更合适。
没有与 extrapolate 完全押韵的常用词（其重读元音为 /æ/，后接 /pəleɪt/）。拼写相似的词请注意读音差异：interpolate /ɪnˈtɜːrpəleɪt/ 重读元音是 /ɜːr/，与 /æ/ 不同；late /leɪt/ 和 translate /trænzˈleɪt/ 的 /leɪt/ 是重读，而 extrapolate 的 /leɪt/ 是非重读；legislate /ˈledʒɪsleɪt/ 和 isolate /ˈaɪsəleɪt/ 重音在前，结尾也是非重读 /leɪt/；desolate 作形容词时读 /ˈdesələt/，结尾是 /lət/，不是 /leɪt/。
Dictionary facts from ECDICT, WIKTIONARY.