单词	ultramicroorganism
释义	ultramicroorganism noun ul·​tra·​microorganism "+ : ultravirus Word History Etymology ultra- + microorganism
随便看	footnotes footnoting footpace footpaces footpad footpads footpages footpath footpaths footpick footplates footposts footpounds footprint footprints footrace footraces footracings footrail footrails footrest footrests footrill footrope footropes

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。