单词	retinene
释义	retinene noun ret·​i·​nene ˈre-tə-ˌnēn  : retinal Word History First Known Use 1934, in the meaning defined above Medical Definition retinene noun ret·​i·​nene ˈret-ᵊn-ˌēn  : either of two aldehydes derived from vitamin A: a : retinal b : an orange-red crystalline compound C20H26O related to vitamin A2 and formed from porphyropsin by the action of light
随便看	re-examined re-examining re-experience re-experienced re-experiencing re-exploration re-explorations re-explore re-explored re-exploring re-export re-exportation re-exportations re-exported re-exporting re-expose re-exposed re-exposing re-exposure re-exposures re-express re-expressed re-expressing re-expression re-expressions

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。