malignant catarrhal fever virus

例句：

1. 1.The patient was diagnosed with a malignant catarrhal fever virus.
   患者被诊断出患有恶性卡他热病毒。
2. 2.The outbreak of the malignant catarrhal fever virus has caused widespread concern.
   恶性卡他热病毒的爆发引起了广泛的关注。
3. 3. The research team is working on developing a vaccine against the malignant catarrhal fever virus.
   研究团队正在努力开发一种针对恶性卡他热病毒的疫苗。