AnalyzerSentence analysis3SpansSentence換気用ダクト1000 character limitAnalyzeSentence換かん気き用ようダクトSpan Details換かん気きventilation; air exchangenoun, suru verb用ようbusiness; task; errand; use; purpose; for ... use; used for ...; made for ...; call of nature; excretionnoun, noun suffixダクトductnoun