AnalyzerSentence analysis3SpansSentence神経を研ぎ澄ます。1000 character limitAnalyzeSentence神しん経けいを研とぎ澄すます。Span Details神しん経けいnerve; nerves; sensitivity; mental strainnounをobject markergrammar研とぎ澄すます。sharpen; hone; make keengodan verb
