It's called the Hadean or Dark Period because nobody knows anything about it.
它叫做冥古代或黑暗期，因为人们对其一无所知。
" I think we're in basic agreement on " the habitability of the Hadean, says geophysicist Norman Sleep of Stanford University in Stanford, California, who has done similar calculations.
“我认为，我们在冥古代适于生存的问题上意见基本一致，”加州斯坦福大学的地球物理学家诺曼·斯利普说。
Hadean [ˈheidiən]
中文翻译
1
adj. 地狱的，阴间的
英语释义
1
n the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life
2
s of or relating to or characteristic of Hades or Tartarus