单词 | medullary sheath |
释义 | Word Frequency medullary sheathnoun 1. anatomy a myelin layer surrounding and insulating certain nerve fibres 2. a layer of thick-walled cells surrounding the pith of the stems of some higher plants |
随便看 |
|
英语词典包含233703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。