translation.en: Now we don't know that there's life then, but we could say, "Well at least I'm going to have to take a look very precisely at this chemical and see where it comes from."
translation.zh: 现在我们还不知道那里有没有生命 但是我们可以说 “至少我会精确地研究一下这个化学物质 看看哪里来的”