the generation gap
US /ðə ˈdʒen.ə.reɪ.ʃən ˌɡæp/
UK /ðə ˈdʒen.ə.reɪ.ʃən ˌɡæp/

1.
brecha generacional, distancia generacional
differences in attitudes or behavior between young and older people, which can cause a lack of understanding
:
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There's a significant generation gap when it comes to technology.
Existe una importante brecha generacional en lo que respecta a la tecnología.
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The movie explores the challenges of the generation gap within a family.
La película explora los desafíos de la brecha generacional dentro de una familia.