单词	insouciant
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
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