It is transmitted through droplets spread when an infected person coughs or sneezes, and the droplets are spread to a nearby contact.
It is transmitted through droplets spread when an infected person coughs or sneezes, and the droplets are spread to a nearby contact.
具体说：当患者咳嗽或者打喷嚏，喷出的体液或者唾沫接触到附近的人后开始传染。