lu·tein /ˈlutiən, ˈluˌtin/
  葉黃素
  lu·tein /ˈlutɪən, ˈluˌtɪn/ 名詞
  葉黃素,葉黃質,葉黃二醇,胡蘿蔔醇
  Lu·te·in n.  Physiol. Chem. A substance of a strongly marked yellow color, extracted from the yolk of eggs, and from the tissue of the corpus luteum.
  ◄ ►
  lutein
       n : yellow carotenoid pigments in plants and animal fats and egg
           yolks [syn: xanthophyll, xanthophyl]