Police whistle:
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Flag flaps in the wind on a ship
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The sound of the bomb timer
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Electronic bird singing
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Electronic sounds
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Chemistry, stir the liquid in a beaker
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US police car siren sounds
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Energy surge, surge
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Squatting the Mat (0.5 seconds)
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Closing a cigarette case, Opening
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Pull telescopic antenna
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Airport Luggage Transport Belt
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Fishing, spinning reels, spinning
★★★★★