单词	nonfrivolous
释义	nonfrivolous adjective non·​friv·​o·​lous ˌnän-ˈfri-və-ləs  : not lacking importance, seriousness, or a sound basis : not frivolous a nonfrivolous lawsuit Word History First Known Use 1892, in the meaning defined above
随便看	delawarians delay delay line delay tactic delay-action delayed delayed dormant spray delayed subject delayed-action delayer delayered delayering delayers delaying delaying action delaying tactic delays deld dele deleaded deleading deleads deleaf deleafed deleafing

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