He wants to become an astronaut and devote himself to the study of space science.
他想成为一名宇航员，献身于太空科学的研究。
She is always interested in space science.
她始终对空间科学感兴趣。
Exploration and research on space science.
空间科学探索研究。
Exploration and research on space science.
——空间科学探索研究。
空间科学卫星。
Space science has introduced many new words.
宇宙科学引进了许多新词汇。
Space science has introduced many new words.
太空科学采用许多新词汇。
Image courtesy NASA JPL, Space Science institute.
美国宇航局空间科学研究所喷气推进实验室。
Credit: NASA's National Space Science Data center.
图片来源：NASA国家航天科学数据中心。
School of Geoscience and Space Science of Peking University;
北京大学地球与空间科学学院；
School of Geoscience and Space Science of Peking University;
北京大学地球与空间科学学院；
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