湿布包砸皮革垫

一个厚重的湿布包砸在皮革垫上：主体在 400 Hz 附近，湿布包落皮革垫、闷、下沉，60 Hz 以下没有能量，尾巴 300 ms 内收干净。single heavy wet cloth bundle dropping on leather pad, solid body around 400 Hz, thick dry damping, no sub bass below 60 Hz, tight 300 ms tail, dry, close-mic.