Century Sky Cruise 世纪天子 ; 世纪天子号旅游船 ; 世纪天子号游船
Viking Century Sky 世纪天子号
Century Cruise Sky 世纪天子号
taian century hotel blue sky 泰安世纪蓝天商务宾馆
Sky Century 天空世纪
The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motions.
当时的智慧来自于二世纪的天文学家托勒密，他的复杂天空体系把地球置于所有天体运动的中心。
The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motions.
当时的智慧来自于二世纪的天文学家托勒密，他的复杂天空体系把地球置于所有天体运动的中心。
Explanation: The 16th century Portuguese navigator Ferdinand Magellan and his crew had plenty of time to study the southern sky during the first circumnavigation of planet Earth.
解说：十六世纪葡萄牙航海家斐迪南德 麦哲伦和他的全体船员们第一次环游世界时有大把的时间观察地球的南天空。
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