The fitted line in the figure is a 3rd-degree polynomial, but any sort of smoothing would tell you that there is a massive upward trend.
拟和线是一个三次多项式的形式，但是任何形式的平滑都会告诉你有一个大的上升趋势。
Our first attempt at smoothing out the interface problem came with providing a way to build command-line tools.
为了给命令行工具留出实现途径，带来了一些接口问题，这是我们首先打算消除的。
Smoothing curve method of plugging line inside triangle in the article is one of the plugging dots spline curve methods.
本文讨论的三角形内插线曲线光滑函数属于插值样条型的曲线光滑方法。
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