serve as the basis

Translations
служить основой
служить основанием
быть основой
лежать в основе
Definitions
To function as the foundation or starting point for something.
To provide the grounds or justification for a decision, action, or conclusion.
Words
serve

verb
служить
as

preposition
в качестве
the

article or possessive pronoun
определённый
basis

noun
основа