- 问题详情:Howmenfirstlearnedtoinventwordsisunknown;inotherwords,theorigin(起源)oflanguageisamystery.Allwereallyknowisthatmen,unlikeanimals,somehowinventedcertainsoundstoexpressthoughtsandfeelings,actionsandthings,sothattheycouldcommunicatewitheachother...
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