| 单词 | retinol | 
| 释义 | retinolnoun  ret·i·nol  ˈre-tə-ˌnȯl  -ˌnōl   : the chief and typical vitamin A C20H29OH that is a highly unsaturated alicyclic alcohol used in various forms in medicine and nutrition   | 
| 随便看 | 
英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。