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单词	lackadaisical
释义	lackadaisicallack‧a‧dai‧si‧cal /ˌlækəˈdeɪzɪkəl◂/ adjective Word Origin WORD ORIGINlackadaisical Origin: 1700-1800 lackaday expression of sadness (17-19 centuries), from alack the day Examples EXAMPLES FROM OTHER DICTIONARIES a lackadaisical approach to security not showing enough interest in something or not putting enough effort into it:  David has a rather lackadaisical approach to his work.
随便看	wolf Wolfe, General James Wolfe, Tom wolfhound wolfish wolf-whistle wolf whistle Wollstonecraft, Mary Wolsey, Cardinal Thomas wolves Womad Woman woman womanhood womanish womanize womanizer womanizing womankind womanliness womanly Woman's Hour Woman's Own womb wombat

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。