The top speed was 8 mph. The first rover was used during the Apollo 15 mission, when David Scott andJames Irwin drove it on the moon on July 31, 1971.
第一部探险车在阿波罗15飞船航天飞行期间的7月31日，由大卫·斯科特和詹姆士·欧文在月球上驾驶。
Scott acknowledges that he is competitive with his brothers, particularly David, more than they are with him.
斯科特承认他是在和他的兄弟们竞争，尤其是哥哥，而斯科特比他们更有好胜心。
The guy's name is Scott Ferber, who started this business with David Lunburger this Stanford professor who I told you about.
公司的创始者叫史高·法博，他跟大卫·鲁恩伯格创始了这公司,大卫就是我说过的那个斯坦福的教授。
The main character is based on David Ritchie, whom Scott met in the autumn of 1797.
此书的主要人物是基于作者在1797年秋遇到的大卫·里奇。
The main character is based on David Ritchie, whom Scott met in the autumn of 1797.
此书的主要人物是基于作者在1797年秋遇到的大卫·里奇。
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