单词	protolignin
释义	protolignin noun pro·​to·​lignin ¦prōt(ˌ)ō+ : lignin sense 1 Word History Etymology prot- + lignin
随便看	cereous ceres Ceres cereses ceresins ceresses cereus cereuses cereza ceri ceria Ceriantharia ceriantharian cerianthid Cerianthidae Cerianthidea cerias ceric ceric oxide cericcer cericcest cericer cericest cerid ceride

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。