"外推"是个多义词，它可以指外推（SEO解释）,外推（词面解释）。
vt. extrapolate
Side information generation algorithm,such as extrapolation and interpolation, is studied.
2.文章研究了边信息常用的生成算法：外推插值法和内插插值法。
参考来源 - 分布式视频编码的关键技术研究At last the extrapolation of HRV signal is obtained.
四、完成了对心率变异信号的外推。
参考来源 - 动态心电信号分析系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
这是一个有后续影响力的外推。
外推的原因和结论都不清晰，分子表面张力也可能是渐进趋向于零。
It's not clear why this extrapolation was used or what conclusions can be drawn from it; the molecular surface tension could just as easily be asymptotic with respect to the zero point.
这是因为，按照线性拟合外推的结果仅仅适用于线型构型（均为反式）的碳链。
This is because the linear extrapolation only holds for a chain that adopts a linear (all-trans) configuration.
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