送交者: HHS 于 2010-07-02, 09:41:07:
这个文章倒是承认了汉藏以前是一个民族(sino-Tibetan)
http://www.cnn.com/2010/HEALTH/07/02/tibetans.evolution/index.html
The study said that Tibetans evolved to adapt to high altitudes after splitting off from the Han about 2,750 years ago.