Avian flu has killed or forced the slaughter of millions of birds over the last two years.
Avian flu has killed or forced the slaughter of millions of birds over the last two years.
禽流感在过去两年来已导致数百万家禽被宰杀。
Avian flu has killed or forced the slaughter of millions of birds over the last two years.
禽流感在过去两年来已导致数百万家禽被宰杀。