You can use GPolylines to plot the individual legs of a trip on a map.
您可以使用GPolyline在地图上描绘一个旅途中的各段行程。
You can also track the location of your phone and even plot them out on a map.
您还可以跟踪您的手机位置，甚至阴谋在地图上加以解决。
You can also track the location of your phone and even plot them out on a map.
您还可以跟踪您的手机位置，甚至阴谋在地图上加以解决。
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