- 问题详情:Afamoustheorysuggeststhatpractisinganyskillfor10,000hoursisenoughtomakeyouanexpert.Noinnate(天生的)talent?Notaproblem.Youjustpractise.Butisittrue?OnemanwhohasdecidedtoputthistothetestisDanMcLaughlin,34,aformercommercialphotographerfromPortlan...
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