This is the 6113th most frequent Spanish word.
alfond
It seems "alfond" is not a recognized Spanish word. Could you mean something else?
In this sentence, 'alfond' is used to refer to the bottom part of the container.
El alfond del recipiente estaba lleno de polvo.
The bottom of the container was full of dust.
Here, 'alfond' denotes the lower area or base of the bag being referenced.
Siempre limpio el alfond de la bolsa después de usarla.
I always clean the bottom of the bag after using it.
In this context, 'alfond' is meant to signify the lower portion of the room spaces, possibly the floor area.