大だい菱りょう形けい骨こつだいりょうけいこつじ字FuriganaAudioMeanings1nountrapezium (bone)anatomy›Anatomical term for the trapezium bone in the wrist.大だい菱りょう形けい骨こつは手しゅ根こん骨こつの一ひとつです。Break this sentence down in the analyzerThe trapezium is one of the carpal bones.