Also we know that the island in the middle of the Aegean Sea,

我们知道在爱琴海中心有个
called Thera,

称为锡拉的小岛
blew up in a most enormous kind of an explosion

就是在史前的某个时间
at some point back there in prehistoric days,

由一次巨大的火山爆发而形成
and one theory is

有种理论认为
it was the explosion on Thera that caused so climatic trouble,

锡拉岛上的火山爆发导致了气候问题
that it can explain what went on here.

这能解释那里发生的事情
The trouble is, you just don't know when that

问题是你不了解火山爆发的
explosion took place, and since there are several

确切时间以及这种爆发
periods in this general area that we're talking about now,

在这个区域又延续了很多个时期
in which something big happened, some great change takes place,

这些时期发生了许多重大事件和重大变化
it turns out different people want

结果就是不同人对