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Clanging engine bells blended with the hubbub of goodbyes, and rolling baggage carts noisily provided a chorus to the warm night air's oily smells of asphalt and greased bearings. The train station ambience stayed with him up the steel steps leading onto the car vestibule until Wilson opened the surprisingly heavy door into the dimly lit passenger car, then let it close behind him with a thud. The silence was immediate.
Try it again, this time with about a dozen fewer b's....