Refers to payment for a day's labor.
El jornal que recibimos por el trabajo en el campo no era suficiente para cubrir nuestras necesidades básicas.
The daily wage we received for the work in the field was not enough to cover our basic needs.
El jornal que recibe cada día no es suficiente para cubrir sus necesidades básicas.
The daily wage he receives is not enough to cover his basic needs.