Two-point form of straight-line equation is a mathematical model delineating the straight line joined by any two points in a plane.

两点式直线方程是描述平面上任意两点所连直线的一个数学模型。

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More to the point, however, is how these two charts underscore the importance of some form of universal healthcare.

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Rescue came in the form of a phone call from Chandna, who had left Check Point two years earlier to become a partner at Greylock.

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Federer came out in blistering form as he dominated the opening set, dropping just two points on serve and converting his fourth break point in game eight as he swept through it in 32 minutes.

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