This is the 2522nd most frequent Spanish word.
autobús
Bus.
The word 'autobús' is used here as a noun referring to a vehicle utilized for public transportation.
El autobús llegó temprano hoy.
The bus arrived early today.
In this sentence, 'autobús' is specified as a 'school bus,' which is a type of bus used for transporting students.
Los niños están esperando al autobús escolar.
The children are waiting for the school bus.
Here, 'autobús' is employed generically to denote the mode of transportation rather than a specific vehicle.