層侵紀

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Chinese

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layer; floor; a measure word for layers
layer; floor; a measure word for layers; laminated; repeated; story (of a building); (maths) sheaf
 
to invade; to infringe; to approach period
trad. (層侵紀)
simp. (层侵纪)

Pronunciation

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Proper noun

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層侵紀

  1. (geology) the Rhyacian period (part of the Paleoproterozoic era, spanning from 2.3 to 2.05 billion years ago)