No. 485 in Russian
основе
"Основе" means "basis" or "foundation."
In a sentence
Этот рассказ был написан на основе старинной легенды.
This story was written based on an ancient legend.
The phrase 'на основе' indicates that the story was created using an ancient legend as a foundation or base.
Химическое вещество изменилось в основе своей структуры.
The chemical substance changed in the core of its structure.
Here, 'в основе' means 'at the core' or 'at the fundamental level,' referencing the structural essence of the chemical substance.
На основе их исследований был сделан вывод.
Based on their research, a conclusion was made.
The usage 'на основе' again signifies 'using as a basis or foundation,' emphasizing that the research served as the groundwork for the conclusion.
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