特别是禽流感病毒突破种间屏障，使人类感染发病，引起全世界的震惊和关注。

In particular, the avian flu virus breakthrough barriers between species, so that the incidence of human infected, causing shock and concern around the world.

youdao

特别是禽流感病毒突破种间屏障，使人类感染发病，引起全世界的震惊和关注。

In particular, the avian flu virus breakthrough barriers between species, so that the incidence of human infected, causing shock and concern around the world.

youdao