名词
中文翻译：Unknown
同义词：
['1. navigation', 'guidance2. astronautics', 'astrology']
例句：
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1.Astronauts use sophisticated equipment to navigate through the cosmos.
宇航员使用复杂的设备来穿越宇宙。
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2. The astronaut's guidance helped the spacecraft safely land on Mars.
宇航员的指导帮助航天器安全着陆在火星。
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3. Astronauts are trained in astrography, which involves studying the movements of stars and planets.
宇航员接受天文学训练，研究恒星和行星的运动。