Weatherization
房屋节能改造
🗣️ 情景例句
Is it all right if I use a letter of credit?
如果我使用信用证，没关系吧？
Love needs no teaching.
爱情无需教导。
Don't tie it to that old branch. I think it'll break. Tie it to the one on the right.
别把它绑在那根老树枝上。我想它会断的。把它绑在右边的树枝上。