英语六级经典美文:最古老的岩石
The oldest rocks on Earth have been discovered in Canada, offering scientists a glimpse at the origins of the planet, armounced scientists in a study to be published Friday.
科学家将会在本周五发表的一项研究报告中公布,他们在加拿大发现了目前地球上最古老的岩石,这一发现为科学家研究地球的起源提供了新的线索。
The rocks, found in a belt of ancient bedrock in Quebec, are eshmated to be 4.28 billion years old.
这些岩石是在加拿大魁北克省的一个古岩床带发现的,据估计距今已有42.8亿年的历史。
The find pushes back the age of the most ancient discovered remnants ofthe Earths crust by 300 million years.
这发现将地壳上最古老残留物的年代又向前推了3亿年。
Our discovery opens the door to further unlock the secrets ofthe Earths beginnings, said Jonathan ONeil, lead author ofthe study and a geologist at Gill Univarsity in Montreal, who collected and analyzed the rocks.
研究报告主要撰写者、蒙特利尔迈克基尔大学的地质学家乔纳森.奥尼尔对这些岩石进行了收集和分析,他说:我们的发现为进一步探索地球的起源打开了-一扇门。