柯林斯詞典Saturn /?s?t??n/ 1. N the Roman god of agriculture and vegetation 薩杜恩(羅馬農(nóng)業(yè)和植物神) (Greek counterpart Cronus)Saturn /?s?t??n/ N 1. N 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 at least 30 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 土星→see also Titan 返回 Saturn劍橋詞典the planet sixth in order of distance from the Sun, after Jupiter and before Uranus 土星 返回 Saturn