AnalyzerSentence analysis5SpansSentence石油化学製品は現代社会に欠かせない。1000 character limitAnalyzeSentence石せき油ゆ化か学がく製せい品ひんは現げん代だい社しゃ会かいに欠かかせない。Span Details石せき油ゆ化か学がく製せい品ひんpetrochemicals; petrochemical productsnounはtopic markergrammar現げん代だい社しゃ会かいmodern society; contemporary societynounにdirection, time, indirect object, or target markergrammar欠かかせない。indispensable; essential; vital; crucialexpression, i-adjective
