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"La cebolla" is a form of "cebolla", a noun which is often translated as "onion". "Mezclar" is a transitive verb which is often translated as "to mix". Learn more about the difference between "mezclar" and "la cebolla" below.
mezclar()
A transitive verb is a verb that requires a direct object (e.g., I bought a book.).
mezclarse
A pronominal verb always uses a reflexive pronoun. (e.g., Te ves cansado.).
a. to get mixed up
Los calcetines se mezclaron y no sé cuáles son míos.The socks got mixed up and I don't know which are mine.
5. (to combine)
a. to mix
Hay líquidos que no se mezclan, como el agua y el aceite.There are liquids that don't mix, like oil and water.
a. to get involved
Me pidieron que participara pero yo no quise mezclarme.They asked me to participate but I didn't want to get involved.
la cebolla()
A feminine noun is almost always used with feminine articles and adjectives (e.g., la mujer bonita, la luna llena).
1. (vegetable)
a. onion
El cocinero siempre pone cebolla picada en sus tacos.The cook always puts chopped onion in his tacos.
