Recent news columns have commemorated the retirement of the SpaceShuttleorbiter Discovery.
最近的新闻专题都在纪念航天飞机轨道飞行器发现号的退役。
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Last month, the SpaceShuttleorbiter Atlantis visited the ISS and added components that included the Columbus Science Laboratory.
上月，亚特兰蒂斯号航天飞机造访了国际空间站，并为其增加了组建，其中包括哥伦布科学实验室。
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The desire to increase landing safety margins for the SpaceShuttleOrbiter led to decision to implement a Drag Parachute System into the Orbiter Vehicle.