每年十月第二个星期一是纪念哥伦布到达美洲的哥伦布日，属于联邦假日。

Columbus day is a federal holiday observed on the second Monday in October, marking the anniversary of the arrival of Christopher Columbus to the Americas.

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十月的第二个星期一是美国联邦假日“哥伦布日”，这意味着大多数联邦办公室会放假关闭。

This is Columbus day, the second Monday in October, in the United States. It is a federal holiday. That means most federal offices are closed.

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每年十月的第二个星期一就是哥伦布日。

Columbus day is the second Monday of October.

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