单词	periderm
释义	periderm noun peri·​derm ˈper-ə-ˌdərm  : an outer layer of tissue especially : a cortical protective layer of many roots and stems that typically consists of phellem, phellogen, and phelloderm Word History Etymology New Latin peridermis, from peri- + -dermis First Known Use 1849, in the meaning defined above Medical Definition periderm noun peri·​derm ˈper-ə-ˌdərm  : the outer layer of the epidermis of the skin especially of the embryo
随便看	demireps demirhumb demisang demisangue demiscible demise demise and re demise and redemise demise charter demised demisemiquaver demisemiquavers demisemitone demises demisexual demisexuals demising demisphere demiss demission demissions demist demisted demister demisters

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。