太古宙
Meanings
CC-CEDICT
- 1.Archaean (geological eon before 2500m years ago)
CC-CEDICT · CC BY-SA
Wiktionary
- 1.the Archean eon (part of the Precambrian supereon, spanning from 4 to 2.5 billion years ago)
Wiktionary · CC BY-SA
Stroke order
Components
Components from cjk-decomp · MIT