我们可以积极防控卫生服务内外的感染。
We can actively prevent and control infections in health services and beyond.
防控中心说有人感染人的病例发生。
There have, however, been cases of person-to-person transmission of swine flu, the CDC said.
防控中心说有人感染人的病例发生。
There have, however, been cases of person-to-person transmission of swine flu, the CDC said.
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