英语词汇“sidereal month”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sidereal month
释义	sidereal month noun Astronomy The time it takes the moon to orbit once around the earth with respect to the stars (approximately 27 1/4 days).How would the synodic and sidereal months differ if the moon orbited the Earth in the opposite direction?... During the sidereal months of Sagittarius and Capricorn, the Sun is nearest to the earth. Thus, a lunar month is longer than a sidereal month by about 1/12 th of a month, or two-and-a-half days roughly.
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