a highly malignant neoplasm derived from striated muscle
例句
用作名词(n.)
Histological examination of the mass revealed embryonal rhabdomyosarcoma.组织切片显示，此肿块是胚胎型横纹肌肉瘤。
Orbital rhabdomyosarcoma, the most common primary orbital malignant tumor in children, is only occasionally seen in adults.摘要眼窝恶性横纹肌肉瘤是儿童中最常见的原发性眼窝恶性肿瘤，成人则较为罕见。
