geologic time

基本解釋

Paramushir Island in the northern Kurils is an example of a large island built by several volcanoes over geologic time.
千島群島北部的幌筵島是在地質(zhì)年代中由數(shù)座火山形成大型島嶼的一個(gè)實(shí)例。
Preliminary results from their expedition suggest the supervolcano might have erupted over a period of a few million years or less — a rapid pace in geologic time.
遠(yuǎn)征探險(xiǎn)隊(duì)所作探索的初步結(jié)果表明，這個(gè)超級火山可能有著超過數(shù)百萬年或較短時(shí)間的爆發(fā)周期 - 在地質(zhì)年代里迅速邁步發(fā)展。
Over geologic time the central volcano becomes extinct, followed by erosion and subsidence beneath the sea surface, leaving the coral reefs as a ring around (or cap on) the submerged island remnant.
由于侵蝕和海底的下沉，經(jīng)過地質(zhì)時(shí)代的變遷，中心的火山已經(jīng)不見蹤影，而只留下珊瑚礁環(huán)繞或覆蓋在沉入海底的火山島上。

Neither is significant compared to the known global variations in temperature over geologic time, though any cooling still contradicts the AGW hypothesis.
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To get your head around geologic time, repeat this mantra: Stegosaurus was as far in the past for Tyrannosaurus Rex as T.
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Any interchange between the two, if it were possible, would have happened already in geologic time, measured in tens of millions of years, not in recent history.
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