If they looked up, they would see the two Saturns crossing the sky every 1.6 days, appearing half as large as the moon.
这些外星人仰望天空时，他们将会看到两颗土星每隔1.6天，交替在天空中划过，大小只有月亮的一半大。
If they looked up, they would see the two Saturns crossing the sky every 1.6 days, appearing half as large as the moon.
这些外星人仰望天空时，他们将会看到两颗土星每隔1.6天，交替在天空中划过，大小只有月亮的一半大。
应用推荐