AnalyzerSentence analysis7SpansSentence大事な本を無くしちゃった。1000 character limitAnalyzeSentence大だい事じな本ほんを無なくしちゃった。Span Details大だい事じvaluable; precious; treasuredna-adjective, nounなadnominal form of the copula (after a na-adjective or noun)grammarReport an issue with this page