窗扇需要修理,因为它滑动不顺畅了。

The window sash needs repair because it doesn't slide smoothly anymore.

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The window sash needs repair because it doesn't slide smoothly anymore.

sash 是名词,指窗户中可以上下滑动的框架部分,通常由木材或金属制成,用于固定窗玻璃并实现窗户的开合功能。

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