In the audio titled "013886_Car at Idle", the primary focus is on the ambient sounds of a car in a city environment. The audio begins with the low, steady purr of a car engine idling, a sound that is both soothing and familiar. As the audio continues, the listener can discern subtle shifts in the engine's rhythm, a testament to the car's living, breathing mechanical nature. Intermingled with the car's idling, the backdrop of a bustling city unfurls. There are distant echoes of traffic, the occasional blare of a car horn, and the faint hum of city life. These serve to enhance the feel of the audio, painting a vivid picture of a car parked at a busy city intersection. The audio employs sound effects masterfully, creating an immersive soundscape that transports the listener right into the heart of the city. The car, although stationary, becomes a character in its own right - its idling engine a steady heartbeat amidst the