0:12
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Shooting target approaching or retracting
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0:25
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Conveyor belt rollers spinning once
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1:00
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Conveyor belt run with metal rollers
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0:42
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Conveyor belt rollers spinning
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1:01
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Conveyor belt rollers spinning slowly
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0:38
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Airport hallway with conveyor belts and crowd chatter.
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0:04
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Mechanical whine from a range target conveyor, bringing the target toward microphone
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