They are the remnants of a system abolished four years ago under which urban police could detain anyone without a residence permit and repatriate them to their home town.

他们是4年前废除的收容遣送体制的残余，在那种体制下，城市警方可以拘留任何没有居住证的人，把他们遣送回原籍。

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They are the remnants of a system abolished four years ago under which urban police could detain anyone without a reside nce permit and repatriate them to their home town.

他们是4年前废除的收容遣送体制的残余，在那种体制下，城市警方可以拘留任何没有居住证的人，把他们遣送回原籍。

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Yet urban society has always vested a wide, indeed awesome, responsibility in its police.

可是城市社会总是把广泛得可怕的责任交给警察。

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Chief SIZER: Well, for about the last 10 years, many police departments, especially large, urban police departments, have been collecting data on their traffic stops, and most departments, including my own, show disproportionate stops based on race when measured against census data.

NPR: Black And Blue: Police And Minorities

In urban areas, the police have adopted a new scheme of community policing, marking out 1, 500 areas that are crime hotspots and assigning a permanent police presence to them.

ECONOMIST: Security in Colombia

Then there were the Perwaja Steel losses, the water crisis, environmental disasters, the vicious eviction of urban squatters, deaths in police custody.

CNN: What the reform movement really means