双管的

例句：

1. 1. This room has a double bed and a desk.
   这个房间有一张双人床和一张书桌。
2. 2. The library has two reading rooms with double glass windows.
   图书馆有两个阅读室，窗户是双层玻璃的。
3. 3. The double doors are wide enough for two people to pass through at once.
   双开门足够宽，可以同时让两个人通过。