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