And instead of having one school bell that goes off once, have several smaller school bells that go off in different places and different times, distribute the traffic through the corridors. "It solves the same problem, but instead of spending several million pounds, you spend several hundred pounds.
En vez de tener una sola campana que suene tengan muchas campanas pequeñas que suenen en distintos lugares y horas, distribuyan el tráfico en los corredores ". Solucionaron el mismo problema, sólo que gastaron varios cientos de libras en lugar de varios millones.