英语词汇“sidereal year”是什么意思，“sidereal year”的读音、用法及例句翻译-烛光网

词汇	sidereal year
释义	sidereal yearn.（名词） The time required for one complete revolution of the earth about the sun, relative to the fixed stars, or 365 days, 6 hours, 9 minutes, 9.54 seconds in units of mean solar time.恒星年：以固定恒星为参照物，地球围绕太阳公转一整周所需要的时间，用标准太阳时单位计为365天6小时9分9.54秒
随便看	Rukwa rule ruled ruled surface rule of engagement rule of the road rule of thumb ruler ruler rulers rules ruling ruling rulings rullock ruly rum rum rum rumaki rumakis Rumania Rumanian Rumanian rumba

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