A visa is necessary to apply for entry into the United States.

申请进入美同，得到一张签证是必须的。

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APPLY online for visa-free entry to the United States and the Department for Homeland Security offers 251 choices for "country where you live".

在线申请美国免签证入境手续时，美国国土安全部在“现居国”一栏中给出了251个选项。

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Can you explain why you apply for multiple entry visa?

你能解释一下为什么申请多次人境签证吗？

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These extended bars to re-entry apply, for example, to Mexican nationals who arrived in this country after 2001 without authorization even if they are married to a U.S. citizen.

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Bing has kicked in fees for the first 100 applicants in hopes that it will remove the barrier for entry and encourage more female entrepreneurs to apply.

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