ret·i·nol
noun/ˈretɪnɒl/
/ˈretɪnɑːl/
(also vitamin A
[uncountable]/ˌvɪtəmɪn ˈeɪ/
/ˌvaɪtəmɪn ˈeɪ/
)- a vitamin found in cheese, eggs, fish oils and milk that is essential for healthy growth and good vision
奶酪、鸡蛋、鱼油和牛奶中含有的维生素，对于健康成长和良好视力至关重要 Word Origin1960s: from retina + -ol.