地理坐标可以用来表示任何地方的点位置，但是不适合定义具有可度量长度的直线或计算距离。
While geographic coordinates can be used to represent point locations anywhere, they are not suitable for defining lines of appreciable length or computing distances.
请求处理时间和队列长度是一个很好的度量指标，系统管理员通过监控它们来决定是增加服务器，还是关掉多余的服务器。
The request-processing time and the queue length are proper measures for the system administrator to monitor in order to make decisions about adding servers or shutting down superfluous servers.
成熟度使用框架当前版本以及框架的开发所花费的时间长度来度量。
Maturity is measured by a combination of the current version of the framework and the length of time it spent in development.
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