英语词汇SAD怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	SAD
释义	SAD .es7eI5di: n [U] abbreviation for seasonal affective disorder (= a medical condition in which a person lacks energy and enthusiasm during the winter because of the reduced period of natural light) 季节性不适（seasonal affective disorder 的缩写）
随便看	-backed backed up backer backfire backfire backgammon background background backhand backhanded backhander backing backing backlash backless backlist backlit backlog backpack backpack backpacker backpedal backroom backside backslapping

英汉双解词典包含44095条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。