As early as 700,000 years ago, the primitive community "Peking person" came to exist in the Beijing Choukoution area.

早在70万年前，北京周口店地区就出现了原始人群落“北京人”。

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Regulators treat these important products as though they pose uniquely worrisome risks, in spite of a long-standing consensus in the scientific community that the newer techniques are essentially an extension, or refinement, of more primitive ones.

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