单词	enclosed arc lamp
释义	enclosed arc lamp noun : an arc lamp having electrodes protected from the atmosphere by a close-fitting globe that much reduces their rate of consumption Word History Etymology enclosed from past participle of enclose
随便看	placental placentalia placentalian placentals placentary placentas placentate placentation placentations placentia Placentia Placentia Bay placentiferous placentoid placer placer mining placers places places on a pedestal places someone on a pedestal placeseekeres placeseekers placet placets placid

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。