If the virus appears, people with special training and protective clothing should kill all the birds on the farm. The farm must be cleaned completely.
If the virus appears, people with special training and protective clothing should kill all the birds on the farm. The farm must be cleaned completely.
如果疫情出现，受过专业培训和并穿着防护衣的人们必须杀掉农场上所有的鸟类。农场必须彻底的清洁。