You have a nice grid pattern and you can use a city block metric to add up the number of blocks between people's doors.

你有一个很好的网格模式，你可以使用一个城市街区的度量来增加人们之间的街区数量。

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Lined with about a dozen 18th century homes, Little Green Street only stretches a city block in length, but has survived the Blitz in World War II and three centuries of construction.

街两边有十几家18世纪的房屋，小格林街仅有一个城市街区的长度，但却从二战的大规模空袭和三个世纪来的反复建设中幸存下来。

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A key stumbling block was Kirkuk. Ethnic Kurds would like to see the oil-rich city under the control of the Kurdistan Regional Government.

VOA: standard.2009.11.09

Yet the reality, increasingly, is that they can't and don't leave the bubble -- the bubble moves right along with them, except that it is no longer merely a bubble, it is a heavily fortified multiple-city-block mobile bunker.

CNN: Barack Obama slept here

Famous for its size -- the warehouse-like building stretches for an entire city block -- this location is just one of five Powell's stores in the city.

CNN: Portland bewitches travelers, rain or shine

He made block-by-block maps of the city, color-coded by the hospital costs of its residents, and looked for the hot spots.

NEWYORKER: The Hot Spotters