Encara no tenim significats per a "come the whirring".
1Then there came the whirring of very many electric fans, stirring up the air.
2Then came the whirring of its propeller.
3He was glad enough when Nellie knocked loudly at a door through which came the whirring of a sewing machine.
4From the street outside came the whirring of a motor and the sound of Mary Rochefort's voice saying good-by to Pollen.
5There was no answer, but a second later came the whirring again, and then a big bat flew into the light, just grazing Tom's face.