ovale malaria

例句：

1. 1.Malaria is a serious disease that can be transmitted through mosquito bites.
   疟疾是一种严重的疾病，可以通过蚊子叮咬传播。
2. 2.The affected area was treated with anti-malarial drugs to prevent further spread of the disease.
   受影响的区域被用抗疟药物治疗以预防疾病的进一步传播。
3. 3.Travelers should take precautions against malaria when visiting endemic areas.
   旅行者在访问疟疾高发地区时应采取预防措施。