Many million years ago the territory of the present Perm region was occupied by the Perm Sea.

现在的彼尔姆地区在数百万年前还属于彼尔姆海。

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Many experts think the common ancestor lived at least 7 million years ago.

许多专家认为这个共同的祖先至少在700万年前就存在了。

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Since metals, including zinc and copper, form part of many animals' diets, so mapping them in fossils could shed light on what the animals fed on 100 million years ago.

包括锌和铜在内的金属，是动物的食物的组成成分，所以标记它们在化石中的分布和含量，可以让我们了解1亿年前这种动物的饮食习惯。

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Many scientists believe that a huge object from space hit Earth about 65 million years ago.

VOA: special.2009.01.20

He is incredibly accomplished with many more years of experience and still going a million miles an hour, even though he stopped having to work years ago.

FORBES: The Entrepreneur's Addiction

Sahara began raising the money four years ago from 22 million small investors, many of them in rural India.

BBC: India

Sahara began raising the money four years ago from nearly 22 million small investors, many of them in rural India.

BBC: Sahara firms' bank accounts frozen by Indian regulator