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蜜芽传媒 Media English《媒体英语》: Dogs' eyes evolve to appeal to humans 研究发现：狗眼进化为吸引人的注意力
Puppy dog eyes: Scientists have found why our canine friends give us that look that particularly appeals to humans. Find out in Media English
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蜜芽传媒 Take Away English “随身英语”：Extreme day trips 当日往返的极限旅行
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