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"Personas" is a form of "personas", a plural noun which is often translated as "people". "Nosotras" is a pronoun which is often translated as "we". Learn more about the difference between "personas" and "nosotras" below.
las personas(
pehr
-
soh
-
nahs
)A plural noun indicates that there is more than one person, place, thing, or idea.
a. people
Muchas personas votaron por el candidato, pero aun así perdió la elección.Many people voted for the candidate, but he still lost the election.
nosotras(
noh
-
soh
-
trahs
)A pronoun is a word that stands in for a noun (e.g., she).
c. ourselves (used after a preposition or for emphasis)
Creo que es prudente que mantengamos este secreto entre nosotras por ahora.I think it's prudent for us to keep this secret between ourselves for now.
Si no nos quieren ayudar a construir el castillo de arena, no hay problema. Lo haremos nosotras. No necesitamos de su ayuda.If you don't want to help us build our sandcastle, it's fine. We'll do it ourselves. We don't need your help.
nosotros
A pronoun is a word that stands in for a noun (e.g., she).
c. ourselves (after prepositions)
Repartimos el botín entre nosotros.We distributed the loot among ourselves.