Weatherization
房屋节能改造
🗣️ 情景例句
Genes are the very building blocks of life.
基因是生命最基本的构建者。
Hey, we meet again!
嗨！ 我们又见面了。
Really? So was my friend Bob White. Do you know him?
真的吗？我的朋友鲍勃·怀特也在中心学校。你认识他吗？