This is the 5348th most frequent Spanish word.
llevados
"Taken" or "carried."
Here, 'llevados' is used as the past participle in a passive construction to describe an action performed on the subject (documents).
Los documentos fueron llevados a la oficina principal.
The documents were taken to the main office.
'Llevados' in this context metaphorically describes the state of the children being overly involved or consumed by their excitement.
Los niños estaban muy llevados en su entusiasmo.
The children were very carried away in their enthusiasm.
In this sentence, 'llevados' illustrates the figurative act of being guided or directed along a challenging course of events.