Boring Billion

专有名词

英文释义

专有名词
  1. The period of time from 1.8 Gya to 800 Mya, on Earth, lying in the middle of the Proterozoic.

词形变化

the Boring Billion canonical

词源

From boring + billion. From the remarkably stable environment of the time, over a period of 1 billion years, from climate, weather, geology, tectonic shifting, lifeforms.
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