According to one recent calculation, human-caused extinction now may be running as much as 120,000 times that level.
理查德.利基和罗杰.卢因在《第六次灭绝》一书中说,现在,人类所造成的物种灭绝数量可能高达那个速度的12万倍。
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万物简史 According to one recent calculation, human-caused extinction now may be running as much as 120,000 times that level. 理查德.利基和罗杰.卢因在《第六次灭绝》一书中说,现在,人类所造成的物种灭绝数量可能高达那个速度的12万倍。 |
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