English-Portuguese translations for impracticable

inviávelQuer-se tornar inviável na prática o estipulado no artigo 128º?Do they, in practice, want to make the provisions of Article 128 impracticable? Porém, as múltiplas particularidades existentes nos países da União tornam essa ideia manifestamente inviável e impraticável. However, the many and varied specific characteristics of the countries in the Union make this idea unfeasible and impracticable.

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