AnalyzerSentence analysis3SpansSentence緊張しながら1000 character limitAnalyzeSentence緊きん張ちょうしながらSpan Details緊きん張ちょうtension; nervousness; strain; tensions (between groups); muscle tone; tonusnoun, suru verbしlight/support verb with a noun or noun-like phrase-> するgrammarながらwhile doinggrammar