Paleoarchean

形容词 adj. 专有名词
中文释义

英文释义

形容词 adj.
  1. Of a geologic era within the Archaean eon from about 3600 to 3200 million years ago; the first aerobic bacteria appeared at this time. not-comparable
专有名词
  1. The era from 3,600 Ma to 3,200 Ma.

词形变化

Palaeoarchaean alternative Palaeoarchaean alternative

词源

词源 1
Etymology tree
Ancient Greek πᾰλαιός (pălaiós)der.
English paleo-
English Archaean
English Paleoarchean
From paleo- + Archaean.
词源 2
Etymology tree
Ancient Greek πᾰλαιός (pălaiós)der.
English paleo-
English Archaean
English Paleoarchean
From paleo- + Archaean.
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