AnalyzerSentence analysis5SpansSentence商売のつぼを心得たやり方だ。1000 character limitAnalyzeSentence商しょう売ばいのつぼを心こころ得えたやり方かただ。Span Details商しょう売ばいtrade; business; commerce; occupation; profession; jobnoun, suru verbのpossession, attribution, nominalizer, or nominal linkergrammarつぼを心こころ得えたunderstand the essence; catch the main points-> つぼを心得るexpression, verbやり方かたway; method; mannernounだ。plain copulagrammar