astronavigation
/'æstrəʊ,nævɪ'ɡeɪʃən/ /ˌæstro,nævɪ'geʃən/
n. 太空航行
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n. 联
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astronautess, astronautic, astronautical, astronautically, astronautics, astronavigation, astronegative, astronics, astronomer, astronomic,