mass noun
1
- a viral disease of horses, symptoms of which include fever, abortion, and redness of the eyes（马的）传染性角膜炎。
1.1
- The virus belongs to the genus Arterivirus.该病毒属于动脉炎病毒属。
2
- conjunctivitis in humans and some livestock（人和某些家畜的）结膜炎, 急性结膜炎。