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wooden shutter: [1](2s):open, door, window;[2](2s):close, door, windowSQ无损品质 | 1000:09下载 收藏
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large metal shutters running in track: slide both sides [1](9s):open, door, window;[2](7s):open, door, window;[3](7s):open, door, window;[4](8s):closed, door, window;[5](7s):closed, door, window;[6](9s):closed, door, windowSQ无损品质 | 501:03下载 收藏
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metal shutter: squeak [1](2s):open, door, window;[2](2s):closed, door, window;[3](1s):closed, door, windowSQ无损品质 | 1300:13下载 收藏