因此，考古学、DNA及大量的学术见解都极明确地告诉大家，最早不过一万五千年前，人类从东北亚抵达了北美洲。
So archaeology, DNA, and the bulk of academic opinion, are telling us effectively that everybody in America arrived from north-east Asia less than 15, 000 years ago.
中美签署了关于加强在气候变化、能源和环境方面合作的协议，但未就此制定明确目标。 协议签署后，解振华发表了上述见解。
He was speaking after the United States and China signed an agreement that promises more cooperation on climate change, energy and the environment without setting firm goals.
SKY广播称其是“许多人仓促决定时的一个明确经验见解”。
Broadcaster Sky said it was "an articulate and educated insight into decisions some people have to make".
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