筋きん形けい質しつきんけいしつじ字FuriganaAudioMeanings1nounsarcoplasmanatomy›Anatomical term for the cytoplasm of a muscle cell.筋きん形けい質しつにはミオグロビンが多おおく含ふくまれている。Break this sentence down in the analyzerSarcoplasm contains a lot of myoglobin.