在当今的计算环境中，用户和系统管理员可能会访问遍布全球各地的系统。
In today's computing environment, users and system administrators may be accessing systems located across the globe.
对于此项目，我选择构建一个工具来跟踪全球定位系统(GPS)路标点(waypoint)和计算到前一个或后一个路标点的距离。
For this project, I chose to build a tool to track a series of global positioning system (GPS) waypoints and compute things like distance to the previous or next waypoint.
航空业应用gds——全球分销系统——有数十年了，因为全球的旅行社，机场和航空公司都用计算机开展工作。
The aviation industry used GDS - the Global Distribution System - for decades, because there were computers in travel agents, airports and airlines across the globe.
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