It could be, for instance, that language is such a good idea that every culture comes across it and develops it.
比如说,可能只是因为,语言是一个非常棒的创新,所有文化都接受了它,并且发展了它
耶鲁公开课 - 心理学导论课程节选
Well, not necessarily. It could be a cultural innovation.
未必,可能只是文化创新而已
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