Some of the population explosion is explained by the extension of Roman citizenship to various groups, but far from all of it.

人口大爆炸的一种解释是罗马公民权利扩大到了各种团体，然而这不太可信。

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Additionally, you may become a U.S. citizen after birth either through your parents, known as "derived" or "acquired" citizenship, or by applying for naturalization on your own.

此外，出生后你可以通过父母成为美国公民，这种方式称为“衍生”或“获得”国籍，或者自己申请加入美国国籍，从而成为美国公民。

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In order to conform to the legal requirement that U.S. television stations be owned only by American citizens, Murdoch obtained U.S. citizenship in 1985.

为了符合美国法律上要求的美国电视台的拥有人必须是美国人的要求，默多克在1985年加入了美国国籍。

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An engineer by training, American by citizenship, New Yorker by birth and attitude, he has lived much of his life in Asia and Europe.

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The Bulgarian MPs on Friday praised the stand taken by Bulgarians against the deportations, saying Jews had been saved by being given Bulgarian citizenship or visas to Palestine issued by Bulgarian diplomats.

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