geologically
adverb /ˌdʒiːəˈlɒdʒɪkli/
/ˌdʒiːəˈlɑːdʒɪkli/
- in a way that is connected with the scientific study of the physical structure of the earth, including the origin and history of the rocks and soil of which the earth is made
地质学 - in a way that is connected with the origin and history of the rocks and soil of a particular area
（某地区的）地质 - Geologically speaking, 500 million years is a very short time.
从地质学上讲，5亿年是很短的时间。 - a region of the earth's crust that is geologically unstable
地质上不稳定的地壳区域
- Geologically speaking, 500 million years is a very short time.