/ʌnˈsætʃəreɪtɪd ||; ʌnˈsætʃəˌretɪd/adj (technical术语) (used about fats in food) that are easily dealt with by the body because of their chemical structure （指食物中的脂肪）不饱和的，未饱和的 ☞Compare polyunsaturated and saturated. 与polyunsaturated及saturated比较。