it was to make sure more people have better coverage. 而是确保更多的人们获得更好的覆盖。 And as we continue working to make the system better, 随着我们继续努力工作，让体系更好， there's something you can do to help yourself and help t
保持乐观 The Importance of Keeping Optimistic Honourable judges, ladies and gentlemen, Good afternoon! Today I would like to talk about the importance of keeping optimistic. When we encounter diffic
Another moon, very similar, is Europa. 另一个非常相似的卫星，木卫二。 Galileo visited Jupiter's system in 1996 and made fabulous observations of Europa. 伽利略号在1996年时探访了木星系统，对木卫二进行了详细的观察。 Europa, we also know, has an
