háng
tiān
1
space flight
航天员在太空中执行任务。
Astronauts perform tasks in space.
航天探测器成功着陆火星。
The aerospace probe successfully landed on Mars.
航天工程对科学研究有重要影响。
Aerospace engineering has a significant impact on scientific research.
这个国家在航天领域取得了显著成就。
This country has achieved significant accomplishments in the field of aerospace.
航天事业是国家的重要战略。
The aerospace industry is a vital national strategy.
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