当四分卫传给外接球员时，他身旁什么人也没有。
The wide receiver was wide open when the quarterback threw him the ball.
一名迈阿密警察报告说克里夫兰布朗队的外接球员唐特。斯塔沃斯在非行横道处撞到路人并致死。
A Miami Beach police report says a pedestrian struck and killed by Cleveland Browns wide receiver Donty Stallworth was not in a crosswalk.
本文把最小外接球的评定问题表述为非线性约束最优化问题，并采用有效约束技术求得精确的最优解。
The equations of nonlinearly constrained optimization are presented for the evaluation of the minimal circumscribed sphere.
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