n musteline mammal of prairie regions of United States; nearly extinct
n domesticated albino variety of the European polecat bred for hunting rats and rabbits
v hound or harry relentlessly
v hunt with ferrets
v search and discover through persistent investigation
n. 雪貂, 白鼬( ferret的名词复数 ); （经常性的）搜索者
v. 搜寻( ferret的第三人称单数 ); 搜索出; 到处搜寻; 用雪貂猎鼠