like looking for a needle in a haystack

Translations
как искать иголку в стоге сена
Finding her lost earring in the park was like looking for a needle in a haystack.
Найти её потерянную серёжку в парке было как искать иголку в стоге сена.
Definitions
A phrase used to describe a task that is extremely difficult or nearly impossible to accomplish, often because the desired item is hidden among a large number of other items.
Words
like

preposition
как
looking

verb
искать
for

preposition
для
a

article or possessive pronoun
один
needle

noun
иголка
in

preposition
в
a

article or possessive pronoun
один
haystack

noun
стог сена