AnalyzerSentence analysis4SpansSentence無駄な努力だった。1000 character limitAnalyzeSentence無む駄だな努ど力りょくだった。Span Details無む駄だfutility; waste; uselessness; pointlessness; idlenessnoun, na-adjectiveなadnominal form of the copula (after a na-adjective or noun)grammarReport an issue with this page