Yellow fever remains the only disease specifically designated under the IHR (2005) for which proof of vaccination or prophylaxis may be required for travellers as a condition of entry to a State.

黄热病仍然是根据《国际卫生条例(2005)》可能要求旅行者进入某个国家前出示疫苗接种或预防措施证明的唯一专门指定的疾病。

youdao

Yellow fever is a viral disease, found in tropical regions of Africa and the Americas.

黄热病是一种病毒性疾病，见于非洲和美洲的热带地区。

youdao

Yellow fever is a particularly dangerous disease which kills up to 50% of those with severe illness.

黄热病是一种极其危险的疾病，重症患者的死亡率最高可达50%。

youdao

The Army wanted medical experts to study yellow fever and find a way to stop the disease.

VOA: special.2010.05.18

She led Red Cross workers in Florida during an outbreak of the disease yellow fever.

VOA: special.2009.07.26

When Sarah was seven years old, her parents died of the disease yellow fever.

VOA: special.2010.03.28

Some are remembered as genuine heroes, such as the researchers led by Walter Reed who in 1900 let themselves be bitten by mosquitoes carrying yellow fever, to prove that the insects carried the disease.

WSJ: Mars One and the Scientific Embrace of Suffering