Weatherization
房屋节能改造
🗣️ 情景例句
OK, Susan.
好的，Susan
It's a piece of cake.
这很容易。
No! I mean, have you seen how dirty the water is? It looks as if it isn' t clean enough to bathe here.
不！我的意思是您有没有看见海水有多脏？看起来海水好象不干净，不能游泳。