Αναζήτηση
Επιλέξτε τη γλώσσα του λεξικού
Archean Eon
01
(geology) the eon of geological time extending from about 3.8 billion to 2.5 billion years ago, when Earth's crust formed and the earliest known life developed
εξειδικευμένο
γραμματικές πληροφορίες
Παραδείγματα
Earth's crust became more stable during the Archean Eon.
LanGeek
