extrapolation

.ekstæpә'leiʃәn

英文释义

n. (mathematics) calculation of the value of a function outside the range of known values
n. an inference about the future (or about some hypothetical situation) based on known facts and observations

中文翻译

n. 推断, 外推法
[计] 外插法

21,541
BNC 频率
20,706
使用频率

记忆技巧

extrapolation 由前缀 extra-（表示“超出”）和词根 -polation（来自拉丁语 ponere，表示“放置”）构成，意为“超出已知范围进行推测”。

例句

1. Scientists use extrapolation to predict future climate changes based on current data.
科学家利用外推法根据当前数据预测未来的气候变化。
2. The teacher explained that extrapolation can help us estimate missing values in a graph.
老师解释说，外推法可以帮助我们估算图表中缺失的数值。
3. By extrapolation, the company forecasted its sales for the next year.
通过外推法，公司预测了明年的销售额。

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