a cornucopia of opportunities

Translations
изобилие возможностей
Living in a big city offers a cornucopia of opportunities for career growth.
Жизнь в большом городе предлагает изобилие возможностей для карьерного роста.
Definitions
A cornucopia of opportunities refers to an abundant and diverse range of possibilities or options available to someone, often implying that there is a wealth of choices to explore and take advantage of.
Words
a

article or possessive pronoun
некий
cornucopia

noun
изобилие
of

preposition
чего-либо
opportunities

noun
возможностей