@Noahpinion We also need to keep working hard on UV light, air filters and pan-coronavirus (incl mucosal) vaccines!
@我们还需要继续努力研发紫外线灯、空气过滤器和泛冠状病毒（包括粘膜）疫苗！
@Noahpinion We also need to keep working hard on UV light, air filters and pan-coronavirus (incl mucosal) vaccines!
@我们还需要继续努力研发紫外线灯、空气过滤器和泛冠状病毒（包括粘膜）疫苗！