Whenweknowsomewherewell，wesaywe“knowitlikethebackofourh...
問題詳情：Whenweknowsomewherewell，wesaywe“knowitlikethebackofourhand”.Butnewresearchhasshownthatwedon’tactuallyknowasmuchaboutourhandsaswethinkwedo.WiderandshorterProfessorMatthewLongoattheUniversityo...