AnalyzerSentence analysis3SpansSentence感覚を研ぐ1000 character limitAnalyzeSentence感かん覚かくを研とぐSpan Details感かん覚かくsense; sensation; feeling; intuitionnoun, suru verbをobject markergrammar研とぐsharpen; hone; whet; grind; wash rice; scour; polish; burnishgodan verb