AnalyzerSentence analysis4SpansSentence効率的な勉強法1000 character limitAnalyzeSentence効こう率りつ的てきな勉べん強きょう法ほうSpan Details効こう率りつ的てきefficientna-adjectiveなadnominal form of the copula (after a na-adjective or noun)grammarReport an issue with this page