window control block

例句：

1. 1. The window control block is responsible forcontrolling the opening and closing of the window.
   窗户控制块负责控制窗户的开启和关闭。
2. 2. The window control block was designedto improve energy efficiency in buildings.
   窗户控制块被设计用来提高建筑物的能源效率。
3. 3. The window control block has a sensorthat detects when the window is openor closed.
   窗户控制块有一个传感器，可以检测窗户是否打开或关闭。