AnalyzerSentence analysis3SpansSentence包丁を磨ぐ。1000 character limitAnalyzeSentence包ほう丁ちょうを磨とぐ。Span Details包ほう丁ちょうkitchen knife; cook's knife; cooking; food preparationnounをobject markergrammar磨とぐ。sharpen; hone; whet; grind; wash rice; scour; polish; burnish-> 研ぐgodan verb