In 1992, colleagues and I were invited to Longgupo to provide a reliable age determination and to help understand the palaeoanthropology.

 
  • 1992年,我的同事們和我應邀到龍骨坡提供精確的斷代,并幫助解釋其在古人類(lèi)學(xué)上的性質(zhì)。
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