</span></span><br /><span style="font-family: Cambria;letter-spacing: 0;font-size: 16px"> </span><br /><span style="font-family: Cambria;letter-spacing: 0;font-size: 16px"><span style="font-family:Cambria">必需氨基酸必须从食物中获得。（</span> <span style="font-family:Cambria">）</span></span>-健康e宣导