extrapolate

v.推断,[数]外推

推断；据此推断；推算；外推

动词

1. It is difficult to extrapolate future trends based solely on past data.
根据过去的数据单独推断未来的趋势是困难的。

2. By extrapolating the current growth rate, we can estimate the population size in ten years.
通过对当前增长率外推，我们可以估计十年后的人口规模。