所有雪貂生下来都是雪白的。他们的花纹将在出生后三周左右出现。
All Ferrets are white when born. Their color will begin to appear around the age of 3 weeks.
现场调查发现在症状出现前1周左右在她家附近的鸡群中有鸡死亡。
Field investigation found a history of deaths in a chicken flock near her home about one week prior to symptom onset.
通常狗狗在12周左右的时候会出现这种病症。
Usually, this condition is tested for around 12 weeks of age.
应用推荐