如果皮球在运行的路线上曾经碰到过守门员而弹进球网，就可以算作进球，但是问题中的情况是皮球被守门员牢牢的控制在手中。
It would have been a goal if the ball had ended its course in the net after it had touched the keeper and rebounded in, but here the ball ended its course safely in the keeper's hands.
这些汽车利用一套包括视频摄像机、雷达传感器和激光测距仪在内的控制系统侦测道路上的其他车辆，同时按照由普通汽车驾驶员制定的预先设定路线行驶。
They use a system of video cameras, radar sensors and laser range-finders to detect other vehicles, while following a pre-set route mapped out by drivers in ordinary cars.
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