英语翻译

题目

英语翻译
As we have seen,similar destructive phases,if not
as intense,have occurred in the past in more limited areas of the Earth.

答案

我们能够发现,类似的灾难时期（如果不一定这么严重的话）过去在地球上更多的地区发生过.
if not as intense 是个省略句,补全是：if it it not as intense as this(this 应该是指你当前说的这个灾难)