furocercous cercaria

例句：

1. 1. The parasite is a common cause of gastrointestinal problems in humans.
   这种寄生虫是人类常见的胃肠道问题的原因。
2. 2. The study found that the parasite was responsible for the disease.
   研究发现，这种寄生虫是这种疾病的原因。
3. 3. The treatment involves removing the parasite from the body and preventing it from reproducing.
   治疗包括从身体中去除寄生虫并防止其繁殖。