AnalyzerSentence analysis4SpansSentence不正に歯止めをかけなければならない。1000 character limitAnalyzeSentence不ふ正せいに歯は止どめをかけなければならない。Span Details不ふ正せいinjustice; unfairness; wrongdoing; dishonesty; illegality; fraudnoun, na-adjectiveにdirection, time, indirect object, or target markergrammar歯は止どめをかけcurb; halt; put a stop to-> 歯止めをかけるexpression, verbなければならない。must; have togrammarAlso Foundならないならないcannot help feeling; unbearably; irresistibly; must not; should not; must; have to; ought to; cannot; unable to; notoptional