seasonal epidemic
英
美
- 季节性流行
双语例句
- Seasonal flu normally infects one in ten people, so far swine flu has infected a third of the people that have come into contact with the disease.
季节性流行感冒的传染率为十分之一，但迄今为止，但凡与猪流感病毒有接触的人，三分之一都会被感染。
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