AnalyzerSentence analysis2SpansSentence眉をひそめさせる1000 character limitAnalyzeSentence眉まゆをひそめさせるSpan Details眉まゆをひそめknit one's brows; frown; raise one's eyebrows-> 眉をひそめるexpression, verbさせるcausative auxiliary-> せる/させるgrammar