區別：
1、形狀不壹樣
/iknow-pic.cdn.bcebos.com/9213b07eca8065381b49d2c099dda144ac348245"target="_blank"title=""class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/9213b07eca8065381b49d2c099dda144ac348245?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="/n/2014/1114/c85914-26021433.html"target="_blank"title="人民網-如何區分赤小豆和紅豆?">人民網-如何區分赤小豆和紅豆?