AnalyzerSentence analysis5SpansSentenceグラインダーで刃物を研ぐ。1000 character limitAnalyzeSentenceグラインダーで刃は物ものを研とぐ。Span Detailsグラインダーgrinder; grinding machinenounでlocation, means, or scope markergrammar刃は物ものedged tool; cutting instrument; knifenounをobject markergrammar研とぐ。sharpen; hone; whet; grind; wash rice; scour; polish; burnishgodan verb