单词	lichen
释义	lichenlichen /ˈlaɪkən/ noun [countable, uncountable] Etymology ETYMOLOGYlichen Origin: 1600-1700 Latin Greek leichen a gray, green, or yellow combination of fungus and algae that spreads over the surface of stones and trees
随便看	massif massive mass-market mass market mass media mass movement mass murder mass murderer mass noun mass number mass-produce mass-produced mass production mass transit mass-transit mass wasting mast mastectomy master master-at-arms master bedroom master class masterful masterfully master key

英语词典包含48224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。