分舌头英语怎么说

分舌头（fissured tongue）是一种先天性的解剖畸形，它主要表现为舌头上有一些深沟或裂纹，这种畸形可以出现在舌头的任何部位，也可以出现在舌下的附着部位。分舌头的原因尚不完全清楚，但一些研究表明，它可能与遗传因素有关。分舌头通常是一种良性畸形，不会对健康造成实质性危害。

下面是一些例句：

He has a fissured tongue, which is a congenital anatomical deformity characterized by deep grooves or fissures on the tongue.
The cause of fissured tongue is not fully understood, but some studies suggest that it may be related to genetic factors.
Fissured tongue is usually a benign deformity and does not pose a significant threat to health.