每日背诵第四期7
Scientists know this may be difficult for some people to accept. As summed up by Jonathan Marks, a University of California at Berkeley anthropologist, \"Teaching that racial categories lack biological validity can be as much of a challenge as teaching in the seventeenth century that the earth goes around the sun.\"
科学家也知道这种理论很难为一些人所接受。正如加州大学伯克利分校的人类学家乔纳森·马克斯所概括的，“宣扬种族分类缺乏生物学依据所具有的挑战性，绝不逊于在17 世纪宣扬地球是绕着太阳运行的”。
(短文节选,本篇始于：性命“忧”关 )
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蒋健棠英语实用句子(114):Having the hotel grounds landscaped -
蒋健棠英语实用句子(115):Ann was all stressed out last week
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蒋健棠英语实用句子(116):The rain spoiled our picnic
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蒋健棠英语实用句子(117):That English exam was a real killer
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蒋健棠英语实用句子(118):They ventured out on the rough sea
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蒋健棠英语实用句子(119):Activities will interfere with your studies
每日背诵第四期7：等您坐沙发呢！