旨在提高农业生产研究 research aimed at improving agriculture 首次载人太空飞行 the first manned space flight 为……
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China's launch would come over 40 years after the first manned space flight.
中国的发射将过来40年后的首次载人航天飞行。
The American mission was overshadowed by the fact that the Soviet cosmonaut Yuri Gagarin had made the first manned space flight just 23 days earlier.
美国这次任务因为苏联宇航员Yuri Gagarin在23天前进行了首次太空之旅的事实而蒙上了阴影。
That's a descending module of the first dogged (like manned) flight to space.
这是第一个载有太空狗驶入太空的航天仓正在着陆。
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