double-glazing unit

• 双层玻璃窗

double-glazing unit的用法和样例：

例句

1. Installing double glazing can cut heat loss through windows by half.
   安装双层玻璃窗可以减少一半的热量流失。
2. All the rooms in the hotel are double - glazed to reduce noise from the airport.
   饭店里所有的房间都安装了双层玻璃窗以减少来自机场的噪音。