基本解释主要入口,前大门同根派生 英汉例句This article introduces properties,function and its application in the food industry of polyg loerol esters of fatty acids,and the foreg round is described too. 介绍了聚甘油脂肪酸酯的性质、功能及其在食品中的应用,并介绍了其应用前景。