geologically speaking

Geologically speaking, the park's landscape was formed by two processes: mountain-building and glaciation.

地质上说, 公园的景观形成了两个过程: 山区建设和冰川.

geologically speaking that is, like when the dinosaurs died out 65 million years ago.

从地质学角度来讲就是像六千五百万年前恐龙灭绝一样。

The reversal takes a relatively short amount of time, geologically speaking, only a few thousand years.

相比较而言翻转所需时间不长，地质记录表明也就几千年。

Geologically speaking, this area is extremely interesting.

从地质学上来说, 这个地方是极为有趣的.

Past reversals have taken place over a short period of time geologically speaking, 10000 years or so.

过去的倒转在地质学上的说法是发生在一个短的时期，大约1万年。