It has been more than 30 years since NASA launched something other than a space shuttle to test a manned spaceflight system.
近30多年来，这是NASA第一次对航天飞机之外的载人航天系统进行发射测试。
The grueling and intense training is a good test those applying to NASA's post-shuttle astronaut corp.
训练的严格和高强度正是对于NASA后穿梭机宇航员队伍的很好的试炼。
Then the former Marine test pilot and astronaut reiterates his invitation to come back down for one of the last Shuttle launches: "It's just a phenomenal thing to see, " he says. "Phenomenal."
然后这位前海军陆战试飞员兼宇航员重申他来看一次航天飞机最后发射的邀请：“它看起来真是太非凡了”他说。
Shuttle service is available for certain test and is subject to a 100% surcharge of regular price.
个别测试项目能提供特急服务，测试费用按普通件另加100%附加费。
April 14th 1981, America's first space shuttle, Columbia, returned to Earth after a three-day test flight. The shuttle orbited the Earth 36 times during the mission.
1981年，美国第一艘宇宙飞船哥伦比亚号经过三天试飞后于4月14日返回地球。在试飞期间，哥伦比亚号共绕地球飞行36圈。
Writes NASA, not too melodramatically, in a short essay on test pilots: "When it came to launch the never-before-flown space shuttle from the back of a 747, nerves of steel were required yet again."
美国宇航局写入，而不是过于戏剧性地，在一个试飞员的短文：“当它来启动从一个747回，钢铁神经的以前从未被要求航天飞机飞行再次。
Writes NASA, not too melodramatically, in a short essay on test pilots: "When it came to launch the never-before-flown space shuttle from the back of a 747, nerves of steel were required yet again."
美国宇航局写入，而不是过于戏剧性地，在一个试飞员的短文：“当它来启动从一个747回，钢铁神经的以前从未被要求航天飞机飞行再次。
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