Cavity wall
[医] 洞壁
📖 牛津释义
cavity wall
wall consisting of two separate walls with a space between, designed to give extra insulation 夹壁墙（两道墙中间有空隙, 用以增强绝缘性）.
🧩 词语组成解析
🗣️ 情景例句
He had an emergency.
他有紧急事情。
I'll probably have eggs and toast for breakfast.
我可能早餐吃鸡蛋和烤面包。
Mrs Flower directed that all the money that belonged to her should come to you.
弗劳尔夫人指示她所有的钱应当全部归你。