“遗传性”造句

湿疹是一种常见的皮肤病，通常具遗传性。
Eczema is a common skin complaint which often runs in families.

口吃很可能是一种遗传性缺陷。
Stammering is probably an inherited defect.

遗传性疾病治疗起来很困难.
It's very difficult to treat genetic diseases.