The idea of provoking a cell-mediated response to flu is controversial, though, in part because it takes longer to start mass-producing T-cells than antibodies.
尽管如此，这种激起细胞介导的对流感的免疫应答的想法仍存在争议，部分是因为大规模生产t细胞比抗体更耗时。
The bird flu virus can 't spread among humans... Yet.
禽流感病毒现在还不能在人类中传播。暂时。
The bird flu virus can 't spread among humans... Yet.
至今未发现禽流感病毒在人类中传播。
The bird flu virus can 't spread among humans... Yet.
目前，禽流感病毒尚不能在人类间传播。
With three of my family down with flu, I couldn' t help thinking that I would be the next to cop it.
我家有三人因染上流感而病倒了，我禁不住想我便是下一个生这病的人。
With three of my family down with flu, I couldn' t help thinking that I would be the next to cop it.
我家有三人因染上流感而病倒了，我禁不住想我便是下一个生这病的人。
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