例句 /

Leiomyoma is a benign tumor of smooth muscle origin and is uncommon in the larynx.

Leiomyoma is a benign tumor of smooth muscle origin and is uncommon in the larynx.

摘要平滑肌瘤是一种源自平滑肌细胞的良性肿瘤因为喉部平滑肌较少,所以喉平滑肌瘤在临床上就很少见。