vs
QUICK ANSWER
"Contains" is a form of "contain", a transitive verb which is often translated as "contener". "Includes" is a form of "include", a transitive verb which is often translated as "incluir". Learn more about the difference between "contains" and "includes" below.
contain(
kuhn
-
teyn
)A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
a. contener
The drawer contained nothing but a small notebook.El cajón contenía solo un pequeño cuaderno.
a. contenerse
I couldn't contain myself any longer. I had to eat that chocolate.Ya no pude contenerme. Tenía que comer ese chocolate.
include(
ihn
-
klud
)A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
2. (to attach)
a. adjuntar
I included a copy of my résumé for their reference.Adjunté una copia de mi currículo para su referencia.