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元古宙
Yuángǔzhòu
1. pre-Cambrian (geological eon 2500-645m)
Noun

Character Breakdown

元
yuán
first; dollar; origin; head
HSK 3 4 丶
古
gǔ
old, classic, ancient
HSK 5 5 丶
宙
zhòu
space, time, space-time
HSK 6 8 丶

Metadata

Category
Chinese