This is the final flight for the world's most travelled rocket ship as the shuttle program draws to a close after 30 years.
这是这艘世界上飞行次数最多的火箭飞船的"绝唱之旅"，也宣告近30年的美国航天飞机项目即将终结。"
NASA's James Webb Space Telescope just got a little closer to launch with the completion of cryogenic testing on its science cameras and spectrographs and the installation of the final flight mirrors.
随着科学相机和摄谱仪低温试验的完成以及最后飞行镜片(副镜)的安装，NASA的詹姆斯·韦伯太空望远镜最近进一步接近了发射。
Della a climbs the final flight of stairs leading to their tiny apartment.
黛拉在不安中走完了通向他们那面积不大的公寓的最后一级楼梯。
The final flight in September will deliver more supplies and leave a storage room permanently attached to the space station.
今年九月的最后一次飞行将会运送更多的物资，并为空间站留下一个永久性的存储舱。
The final flight in September will deliver more supplies and leave a storage room permanently attached to the space station.
今年九月的最后一次飞行将会运送更多的物资，并为空间站留下一个永久性的存储舱。
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