先买个大一点的空气净化器要HIPA filter 的，再把家里furnace 上的过滤器换成2000左右的试试看，至少用

 

https://www.costco.com/winix-c555-air-cleaner-with-plasmawave-technology.product.100280312.html

或

https://www.costco.com/germguardian-air-purifier-system-with-uv-c-and-true-hepa-bonus-filter.product.100285647.html