ectopic tissue

例句：

1. 1. The patient'sectopic tissue was causing severe pain.
   患者的异位组织引起了严重的疼痛。
2. 2. Theresearcher found that the ectopictissue could be a potential source of infection.
   研究者发现异位组织可能是潜在的感染源。
3. 3. The surgery was successful in removing theectopic tissue from the patient's body.
   手术成功地从患者体内移除了异位组织。