Rotting weeds have poisoned the air, and this poisoned air causes the yellow fever that devastates these wonderful countries.

那就是，腐烂了的海草就会毒化空气，而有毒的空气会导致黄热病，使这个富饶的地区变得一片荒凉。

You don't need a yellow fever shot to go to Mexico.

黄热病主要在非洲及中南美洲地区流行去墨西哥不需要接种黄热病疫苗。

So with Zika virus, just like other mosquito-borne viruses like dengue fever, yellow fever, Japanese encephalitis, and West Nile virus, the mosquito acts as a vector that transmits the virus from one person to the next.

因此对于寨卡病毒，和其他蚊媒传染病病毒一样，如登革热、黄热病、流行性乙型脑炎与西尼罗河病毒，蚊子作为载体，将一个人身上的病毒传播给另一个人。