weatherize
verb [ T ] US uk/ˈweð.ə.raɪz/ us/ˈweð.ɚ.aɪz/ (UK weatherproof)
（尤指通过增加绝缘材料等）增强（房屋等的）越冬御寒性能
to protect a building against the bad effects of the weather, for example by stopping heat from escaping
You can reduce your heating costs by up to 30 percent by weatherizing your home. 通过增强房屋御寒性能，供暖的开支可以减少30%。