The Jack Hills zircon led to something of a revolution in our understanding of the Hadean eon.
杰克·希尔斯锆石导致我们对冥古宙的理解发生了革命性的变化。
The history of Earth is divided into four eons —starting with the earliest, these are the Hadean, Archean, Proterozoic, and Phanerozoic.
地球的历史可分为四个时期——依次经历冥古代、太古代、元古代和显生宙。
The history of Earth is divided into four eons - starting with the earliest, these are the Hadean, Archean, Proterozoic, and Phanerozoic.
地球的历史可分为四个时期——依次经历冥古代、太古代、元古代和显生宙。
This material was pummeling the surface of Earth right through the Hadean era. But that doesn't explain why LUCA chose our side of the mirror.
在整个冥古宙，从太空中被抛至地球的正是这种物质，但这种猜测却无法解释为什么露卡会选择两种镜像中的一种。
"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。
"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。
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