AnalyzerSentence analysis3SpansSentenceアンダーグラウンドな活動1000 character limitAnalyzeSentenceアンダーグラウンドな活かつ動どうSpan Detailsアンダーグラウンドunderground (arts); alternative; experimental; underground (economy); illegal; unofficialnoun-modifyingなadnominal form of the copula after a na-adjectivegrammar活かつ動どうactivity; action; operation; moving picture (obs. abbr.)noun, suru verb
