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"Mensajes" is a form of "mensaje", a noun which is often translated as "message". "Unos" is a form of "un", an indefinite article which is often translated as "a". Learn more about the difference between "mensajes" and "unos" below.
el mensaje(
mehn
-
sah
-
heh
)A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
a. message
Por favor, deje un mensaje y le volveré a llamar tan pronto como sea posible.Please leave a message and I will call you back as soon as possible.
un(
oon
)An indefinite article is a word that indicates that a noun is not specific (e.g., a girl).
1. (singular)
b. an (before vowel sound)
Tienen una vieja cámara que todavía funciona.They have an old camera which is still working.
