本周开始，超过300万美国家庭将被要求在线进行美国社区调查。

Beginning this week, more than 3 million U. S. households will be asked to respond to the American Community Survey online.

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人们也敦促人口普查局，利用其每月美国社区调查资料(acs)替代冗长的调查表格，尝试一些新想法。

The bureau was also urged to use its monthly American Community Survey (ACS), which replaced the long form of the census, to try out some of these new ideas.

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皮尤调查中心的这一报告基于美国人口普查局的2008-2010美国社区调查数据，以及电话调查。

Pew based its report on data from the US Census Bureau's American Community Survey for 2008 to 2010 and on telephone polling.

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