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"Long" is a form of "long", an adjective which is often translated as "largo". "A long time" is a phrase which is often translated as "mucho tiempo". Learn more about the difference between "long" and "a long time" below.
long(
lang
)An adjective is a word that describes a noun (e.g., the big dog).
2. (time)
b. prolongado
A trip to the sea helped her recover from her long illness.Un viaje al mar la ayudó a recuperarse de su prolongada enfermedad.
c. alargado
The national park is expected to be closed for a long period of time.Se espera que el parque nacional esté cerrado por un periodo alargado de tiempo.
d. no direct translation
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
The flight is three hours long.Es un vuelo de tres horas.
Tomorrow's test is five hours long.El examen de mañana dura cinco horas.
a. largo
The vowel in the word "boot" is a long vowel.La vocal en la palabra "boot" es una vocal larga.
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
5. (to desire)
a long time(
uh
lang
taym
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. mucho tiempo
I had to wait a long time to see the doctor.Tuve que esperar mucho tiempo para ver al médico