The extinction of Neanderthal man has been attributed variously to his having lower intelligence than modern humans, to worse language skills, to cruder tools, or even to the lack of a propensity for long-distance trade.是什么意思_The extinction of Neanderthal man has been attributed variously to his having lower intelligence than modern humans, to worse language skills, to cruder tools, or even to the lack of a propensity for long-distance trade.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句