shutter mechanism

例句：

1. 1. The new designof the shutter mechanism has greatly improved theefficiency of the window.
   新设计的百叶窗机构大大提高了窗户的工作效率。
2. 2. Theshutter mechanism was designed to automatically adjust thewindow's opening and closing.
   百叶窗机构被设计成可以自动调节窗户的开合。
3. 3. The shutter mechanism isa crucial component in the window system,ensuring that the window can be opened andclosed smoothly.
   百叶窗机构是窗户系统的关键部件，确保窗户可以顺畅地打开和关闭。