多元不饱和脂肪酸duō yuán bù bǎo hé zhī fáng suānduoyuanbubaohezhifangsuanpolyunsaturated fatty acidCharacters in this word不no, not, un-元first和harmony, peace多much, many, multi-肪animal fat脂fat, grease, lard, oil酸tart, sour饱satisfiedStudy it in Yanamino