AnalyzerSentence analysis2SpansSentence急拡大期1000 character limitAnalyzeSentence急きゅう拡かく大だい期きSpan Details急きゅう拡かく大だいrapid expansion; rapid growth; sharp increasenoun, suru verb期きperiod; time; opportunity; chance; occasion; age (geological); term; session; stage; seasonnoun, noun suffix