从猪到人的病毒感染从未在猪组织至人的移植中发生。
Viral infections from pigs to humans have never arisen from pig tissue implanted into humans.
菲律宾最近的病例是第一次在猪身上发现埃博拉莱斯顿，也是第一次怀疑发生从猪到人的传播。
Recent cases in the Philippines mark the first time that Ebola Reston has been found in pigs, and the first time that suspected transmission from pigs to humans has occurred.
一种从猪跳跃到人的H1N1病毒杀死一名美军新兵。
An H1N1 virus jumps from pigs to humans and kills a us army recruit.
H3N2病毒一开始是从人身上传染到猪的，现在的H3N2猪流感病毒与H3N2人流感病毒有着很近的相关性。
The current swine flu H3N2 viruses are closely related to human H3N2 viruses.
H3N2病毒一开始是从人身上传染到猪的，现在的H3N2猪流感病毒与H3N2人流感病毒有着很近的相关性。
The current swine flu H3N2 viruses are closely related to human H3N2 viruses.
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