一旦行走路线计算完毕，这些数据就会发送到眼镜上。

Once a walking route has been calculated and sent over to the glasses.

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这可以通过几个步骤实现—— 首先是地理编码，接着是标点，再通过标点计算路线，最后获得该线路的事件信息以及交通信息。

This can be implemented in several steps – geocode start, end and via points, calculate route, get events information around the route, get traffic information for a route.

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在这之后，Google会每隔一段时间下载这些文件，确保使用最新的信息来计算路线。

After that, Google will periodically download the files to ensure that the latest information is used to calculate routes.

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