单词	obsidian
释义	obsidianobsidian /əbˈsɪdiən/ noun [uncountable] Etymology ETYMOLOGYobsidian Origin: 1300-1400 Latin obsidianus lapis, mistake for obsianus lapis stone of Obsius, a Roman traveler said to have discovered the rock a type of dark rock which looks like glass
随便看	push-start push-up pushy pusillanimity pusillanimous pusillanimously puss pussy pussycat pussyfoot pussy willow pustule put putative put-down put-on put option put out putrefaction putrefy putrescence putrescent putrid putsch putt

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。