hematosteon

例句：

1. 1.Hematosteon is a parasite that causes bilharzia.
   血吸虫是一种寄生虫，会引起血吸虫病。
2. 2.Schistosomiasis is a disease caused by the hematosteon.
   血吸虫病是由血吸虫引起的疾病。
3. 3. The treatment for bilharzia and schistosomiasis involves medication and surgery.
   治疗血吸虫病和血吸虫病需要药物治疗和手术。