5.But just as it was winding down, a little-known virus that causes many of the same symptoms – a lower lung infection, hacking cough, runny nose, sore throat and fever – was just picking up steam.
但就在疫情逐渐平息的时候,一种鲜为人知的病毒又开始肆虐起来,这种病毒会导致许
相同的症状——肺部感染、干咳、流鼻涕、喉咙痛和发烧。