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首页英语词典siderealsidereal英英释意

sidereal

英 [saɪ'dɪərɪəl] 美[saɪ'dɪrɪəl]

英英释义实用场景例句

adj. [天] 恒星的；根据星球运行测定的

英英释意

1. of or relating to the stars or constellations;: "sidereal bodies"; "the sidereal system"

2. (of divisions of time) determined by daily motion of the stars;: "sidereal time"