Nonimmigrants enter the United States for a temporary period of time, and once in the United States, are restricted to the activity or reason for which their nonimmigrant visa was issued.

非移民工人短暂的逗留美国，在美国只能被限制从事他们在签证上说明的原因上的活动。

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The nonimmigrant visa holders may be in the United States as tourists on business or as students.

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Partly due to a less generous welfare state, American immigrant workers with lower educations have, for the most part, been more economically active than their nonimmigrant counterparts.

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Brazilians are currently purchasing almost a tenth of the houses and apartments being sold in the Miami area and applications for nonimmigrant U.S. visas from Brazil have increased 234% in the past five years, as reported by Time.

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