资讯
Human language capacity existed at least 135,000 years ago, much earlier than previously thought, according to genomic evidence from population divergence studies. The 35,000-year gap between language ...
LONDON (AP) - An expert group charged by the World Health Organization to investigate how the COVID-19 pandemic started released its final report Friday, reaching an unsatisfying conclusion: ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果