AnalyzerSentence analysis3SpansSentence宝石研磨師1000 character limitAnalyzeSentence宝ほう石せき研けん磨ま師しSpan Details宝ほう石せきgem; jewel; precious stonenoun研けん磨まgrinding; polishing; refining; polishing (skills); disciplining oneselfnoun, suru verb師しteacher; master; mentor; religious leader; specialist; expert; brigade of 2500 men (Zhou dynasty)noun, suffix