mass noun
- a state, period, or place of isolation in which people or animals that have arrived from elsewhere or been exposed to infectious or contagious disease are placed隔离; 隔离期; 隔离区; 检疫; 检疫期; 检疫区, 检疫站：
many animals die in quarantine.
许多动物死于隔离期。
with obj.
- impose such isolation on (a person, animal, or place); put in quarantine将（人, 动物, 地方）隔离, 对…检疫。
词源
mid 17th cent.: from Italian quarantina 'forty days'， from quaranta 'forty'.