Welcome to the Voice of America's News Words.
欢迎收看美国之音“新闻词汇”。
Here are two words you might hear in stories about immigration: undocumented workers.
这个词你也许在关于移民的报道中听过：无证劳工。
We need to bring the 11 million undocumented workers that are currently in this country out of the shadows; make them productive players in the U.S. economy.
我们要将现阶段我国一千一百万无证劳工从阴影中解放出来，让他们成为富有生产力的美国经济参与者。
Undocumented workers. Undocumented workers are people who are working without a visa or permanent residence papers.
无证劳工。无证劳工是没有签证或永久居留证件而在工作的人。
Undocumented workers also are called “illegal aliens” because they are in the country illegally.
无证劳工也被称为“非法居留者”，因为他们非法停留在该国。

They are at the center of the immigration debate in America.
他们是美国移民争议的核心。
Now, the next time you hear the phrase undocumented workers, you will know what these News Words mean.
现在，当你下次听到无证劳工这个词组的时候，你就知道这个新闻词汇是什么意思了。