BIG PIC: Mars Robot Pays Tribute to Alan Shepard's Historic flight.

大图：火星机器人向谢波德的历史性旅行致敬。

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As a result of his historic flight he became an international hero and legend.

由于他这次历史性的飞行，他成为了一个国际英雄和传奇。

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The capsule joined the Smithsonian's collection just six months after Shepard's historic flight.

在谢泼德具历史意义的飞行结束之后仅六个月，史密森就收藏了这个太空舱。

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And in nineteen ninety-eight, at age seventy-seven, he returned to space in an historic flight.

VOA: special.2009.06.17

He said the summit should occur on April 12, 2001 -- the 40th anniversary of Yuri Gagarin's historic space flight.

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The flight is obviously an historic one.

ECONOMIST: SpaceShipOne