The drone of the engine of a floating large ship:
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Motorboat Competitions
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Boat moving
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The boat starts, moves slowly
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The boat starts, expects to jam
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Boat, jammed, engine warming up
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Jammed, The boat moves slowly
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A motor boat swims past fast
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Motor boat floats in the distance
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Propeller noise, Steamer moves
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Motor boat moves, jammed
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Boat control lever
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Light rowing oars
★★★★★