Lewis Girod, who designed the tags, says they can use the mobile phone network to pinpoint an object to within 100 metres or so in the city, and around half a mile in the country.
设计这个标签的刘易斯盖若德说,他们能够利用手机网络查明一个物体在城市内100米,农村半英里的范围内。
For example, in HTML you use tags to tell the browser to display data as bold or italic; in XML you use tags only to describe data, such as city name, temperature, and barometric pressure.
例如,在HTML中,您是使用标记告诉浏览器以粗体或斜体显示资料,但是在XML中,您只需要使用标记就可以说明城市名称、温度和气压等资料。
For example, in HTML you use tags to tell the browser to display data as bold or italic; in XML you use tags only to describe data, such as city name, temperature, and barometric pressure.
例如,在HTML中,您是使用标记告诉浏览器以粗体或斜体显示资料,但是在XML中,您只需要使用标记就可以说明城市名称、温度和气压等资料。
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