AnalyzerSentence analysis3SpansSentence感覚を研ぎ澄ます1000 character limitAnalyzeSentence感かん覚かくを研とぎ澄すますSpan Details感かん覚かくsense; sensation; feeling; intuitionnoun, suru verbをobject markergrammar研とぎ澄すますsharpen; hone; make keengodan verb