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1. The shutter adjuster is used to control the opening and closing of the window.
遮光器用来控制窗户的开合。
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2. The adjustable shutters can be adjusted to block out light during the day.
可调节的遮光窗可以调整以阻挡白天的光。
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3. The shutter adjuster was designed to make it easy for people to open and close their windows.
遮光器的设计是为了使人们轻松地打开和关闭窗户。