单词 | Saturn |
释义 | Word Frequency Saturn 1(ˈsætɜːn) noun the Roman god of agriculture and vegetation Greek counterpart: CronusWord Frequency Saturn 2(ˈsætɜːn) noun 1. one of the giant planets , the sixth planet from the sun, around which revolve planar concentric rings (Saturn's rings) consisting of small frozen particles. The planet has 82 known satellites. Mean distance from sun: 1425 million km; period of revolution around sun: 29.41 years; period of axial rotation: 10.23 hours; equatorial diameter and mass: 9.26 and 95.3 times that of the earth, respectively See also Titan22. any of a series of large US space rockets; the SaturnVwas the launch vehicle for the Apollo missions (1968–72) 3. the alchemical name for lead2 |
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