soundly based

Переводы
твердо основанный
The theory is soundly based on scientific research.
Теория твердо основана на научных исследованиях.
Определения
Soundly based refers to something that is firmly grounded in solid principles, facts, or evidence, ensuring its reliability and validity.
Слова
base

глагол
основывать
soundly

наречие
крепко