| 单词 | 公转周期 |
| 释义 | 〔Venus〕The second planet from the sun, having an average radius of 6,052 kilometers (3,760 miles), a mass 0.815 times that of Earth, and a sidereal period of revolution about the sun of 224.7 days at a mean distance of approximately 108.1 million kilometers (67.2 million miles).金星：离太阳第二远的行星，它的平均半径为6,052公里(3,760英里），质量是地球质量的0.815倍，它在离开太阳约为108,100,000公里(67,200,000英里）的中等距离时绕太阳转的公转周期为224.7天〔Saturn〕The sixth planet from the sun and the second largest in the solar system, having a sidereal period of revolution about the sun of 29.5 years at a mean distance of about 1,425,000,000 kilometers (886,000,000 miles), a mean diameter of approximately 119,000 kilometers (74,000 miles), and a mass 95 times that of Earth.土星：距太阳第六远的行星，是太阳系中第二大行星，绕日公转周期29.5年，公转平均半径约1,425,000,000公里(886,000,000英里），平均直径大约119,000公里(74,000英里），质量是地球的95倍〔Mars〕The fourth planet from the sun, having a sidereal period of revolution about the sun of 687 days at a mean distance of 227.8 million kilometers (141.6 million miles) and a mean diameter of approximately 6,726 kilometers (4,180 miles).火星：距太阳第四近的行星。绕太阳公转周期为687天，距太阳平均距离为227.8百万公里(141.6百万英里），平均周长大约为6,726公里(4,180英里） |
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