下面是一则关于塞卡病毒(Zika virus)的图解，请阅读并补全介绍该病毒的短文。

    The Zika virus(塞卡病毒) is mainly spread by mosquito bites. About 1 in 5 infected people will become ill. That means if 500 people get the virus, about  people will probably get sick. The symptoms include , rash, joint pain and red eyes. It will last for several days, up to  days. Once you have the illness, there is no treatment or vaccine. But thankfully the illness is not very serious and it won't cause much . The best and simplest to slow the spread of the virus is to wear long shirts or  and avoid from being bitten by mosquitoes.