An infected person has fever and chills.
感染疟疾的人有发热和发冷的症状。
How long can an infected person spread swine flu to others?
人感染猪流感，会出现何种迹象和症状？
HCV is transmitted through contact with the blood of an infected person.
丙肝病毒通过接触受感染者的血液传播。
And the point of treatment is to prevent an infected person from getting sick.
这种处理的要点就是防止易感染的人不要生病。
The virus spreads through the air when an infected person expels air suddenly.
当感染者急促地排出气体时病毒通过空气传播。
The virus spreads through the air when an infected person expels air suddenly.
当感染者急促地排出气体时病毒通过空气传播。
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