Weatherization
房屋节能改造
🗣️ 情景例句
I had dinner with him Saturday,
星期六我与他一起吃晚餐，
Wade not in unknown water.
不知水的深浅，不可粗心趟水过河。
which is, in fact, much more complicated.
地震波的运动实际比这要复杂得多。