coccid

例句：

1. 1.The farmer found a large coccid in the field.
   农民在田里发现了一个大卵虫。
2. 2. Coccid is a common parasite that can cause serious illnesses.
   卵虫是一种常见的寄生虫，可以引起严重的疾病。
3. 3. The doctor advised the patient to take medication regularly to prevent coccid.
   医生建议病人定期服药以防止卵虫。