单词	insouciance
释义	insouciancein‧sou‧ci‧ance /ɪnˈsuːsiəns/ noun [uncountable] formal Word Origin WORD ORIGINinsouciance Origin: 1800-1900 French soucier ‘to trouble’ Examples EXAMPLES FROM OTHER DICTIONARIES For all her apparent insouciance, she was desperately unhappy. a cheerful feeling of not caring or worrying about anything SYN  nonchalance:  an air of insouciance—insouciant adjective—insouciantly adverb
随便看	secure securely Securities and Exchange Commission Securities and Investments Board security security blanket security clearance Security Council security deposit security guard security light security mom security risk security service sedan sedan chair sedate sedately sedation sedative sedentary Seder sedge sediment sedimentary

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。