罗伯特·富尔顿的另一项发明使他在航空历史上获得了一个特殊的位置。
Another invention earned Robert Fulton a special place in aviation history. He designed and built an airplane that was also a car.
罗伯特·富尔顿的另一项发明使他在航空历史上获得了一个特殊的位置。
Another invention earned Robert Fulton a special place in aviation history. He designed and built an airplane that was also a car.
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