Most people don't know about Samuel Pierpont Langley.

绝大部分人都没有听说过塞缪尔·兰利这个人。

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Then how come you've never heard of Samuel Pierpont Langley?

那么你今天怎么会从来没有听说过塞缪尔·兰利呢？

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And Samuel Pierpont Langley had, what we assume, to be the recipe for success.

塞缪尔·兰利有着我们大家所谓的成功的所有要素。

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And Samuel Pierpont Langley had, what we assume, to be the recipe for success.

塞缪尔·兰利有着我们大家所谓的成功的所有要素。

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