Four presented with symptoms of fever or jaundice and the other 30 were asymptomatic.

有4人出现发烧和黄疸症状，其他30人则无症状。

youdao

Both cases were reported by the Yellow fever surveillance system and presented with symptoms of fever and jaundice.

两起病例都是黄热病监测系统报告的，显示了发烧和黄疸症状。

youdao

Both cases were reported by the Yellow fever surveillance system and presented with symptoms of fever and jaundice.

黄热病监测系统报告了这两起病例，这两个病人均呈现发烧和黄疸症状。

youdao

The WHO says information about it is still limited, but that all the victims have had severe pneumonia, with symptoms including a fever and shortness of breath.

BBC: China steps up bird flu precautions

Diagnosis is difficult, because early symptoms of fever, muscle aches and fatigue often are confused with the flu.

CNN: STORY HIGHLIGHTS