In fact, we don't know about any life beyond Earth, but I'm going to suggest to you that that's going to change rather soon, and part of the reason, in fact, the majority of the reason why I think that's going to change is that the equipment's getting better.
事实上，我们还不知道任何除地球以外的生命 但是我认为这一切即将有变化 一部分原因是，事实上 大部分原因 是因为设备更加先进了