劍橋詞典a substance in the oil from some fish such as tuna and salmon and in some seeds , thought to be good for your health 奧米加三脂肪酸（金槍魚(yú)、鮭魚(yú)等魚(yú)類(lèi)的油脂中含有的一種物質(zhì)，也見(jiàn)于某些種子，據(jù)信有益于人體健康） 返回 Omega-3