“astronomical unit”例句

单词 astronomical unit
例句 DEFINITIVE EXAMPLES 权威例句〔MEASURE〕The asteroids all lie between 2.2 and 3.3 astronomical units from the sun. 所有的小行星与太阳的距离都在2.2和3.3天文单位之间。朗文写作活用〔astronomical distance〕The distance from one celestial body to another, measured in light-years, parsecs, or astronomical units.天文距离:从一天体到另一天体的距离,以光年,秒差距和天文单位来度量美国传统

 

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