单词	SAD
释义	SADSAD /sæd/ noun [uncountable] medical the abbreviation of seasonal affective disorder
随便看	arbitration arbitrator Arbor Day arboreal arboretum arbour arc arcade arcade game Arcadia arcane arch- arch archaeological archaeologically archaeologist archaeology archaic archaism archangel archbishop Archbishop of Canterbury Archbishop of Westminster Archbishop of York archbishopric

英语词典包含52748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。