难词

语言可以追溯到多深?激进的语言学家回溯到石器时代。传统主义者不同意。

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大众科学 Magazine Vol 264 Issue 4This article was originally published with the title “Hard Words” in 大众科学 Magazine Vol. 264 No. 4 (), p. 138
doi:10.1038/scientificamerican0491-138
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