单词：Calamus erectus
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VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. This week, we will tell about evidence of early human ancestors. We also will tell about the health effects of hopeful feelings. And, w
VOA慢速英语2009年（三）月
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. This week, we will tell about evidence of early human ancestors. We also will tell about the health effects of hopeful feelings. And, we
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(WA-LC) Well, if there are no more questions I would like to continue our discussion of human evolution by looking at Homo erectus, the earliest of our ancestors who stood upright. Homo erectus lived about one and a half million years ago and was gi
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By David McAlary Scientists have discovered fossils of an ancient, tiny species of human in an isolated part of Indonesia. They are bones from what they say is a smaller version of the now extinct imm
VOA2004（下）--健康科技
Earliest Known Human Hand-Ax Found in Kenya Archaeologists working in northwestern Kenya have found a skillfully hand-crafted stone ax which appears to have been made nearly 1.75 million years ago, making it the oldest such tool ever discovered. The
VOA标准英语2011年(九月)
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember. This week, we will tell how a discovery in Kenya has started a scientific debate about early human ancestors. We also will tell how peo
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Science and Technology 科技 Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanity's family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 THE opening scene of Mel B
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Science and technology 科学技术 Human evolution 人类的进化 You look familiar 你，似曾相识 Another piece of humanity's family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brooks's film History of the Wo
经济学人科技系列
Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanitys family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 Sep 10th 2011 | from the print edition THE opening scene
经济学人综合
Human evolution 人类的进化 You look familiar 你，似曾相识 Another piece of humanitys family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brookss film History of the World: Part One dispenses with human ori
经济学人综合