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[2014年7月BBC新闻] BBC双语新闻讲解附字幕:恐龙或许有羽毛 种族灭绝幸存者深情演唱
恐龙就像有鳞片的蜥蜴,是这样吗?可能不是。最新研究表明,似乎许多恐龙都有羽毛。西伯利亚发掘的1.15亿年前的化石显示,恐龙长羽毛比我们想象的更加普遍,而且长得更早2014-07-30 编辑:emma
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2014-07-30 编辑:emma