TwoAmericanscientiststoldthepeopleinindustrialnationsth...
問題詳情：TwoAmericanscientiststoldthepeopleinindustrialnationsthattheywouldbemuchhealthieriftheyatemoreofthesamekindoffoodseatenbyhumanslivingmorethan10,000yearsago．Thescientistssaythatthehumanbodyhasch...