praxi

In a sentence

• V praxi to funguje jinak než v teorii.

  In practice, it works differently than in theory.

  Here, 'praxi' refers to real-world application as opposed to theoretical concepts.

• Absolvoval jsem odbornou praxi v nemocnici.

  I completed professional practice in a hospital.

  In this context, 'praxi' denotes a training period or internship in a professional field.

• Musíme najít způsob, jak teorii převést do praxe.

  We must find a way to translate theory into practice.

  Here, 'praxe' (noun form referenced through 'do praxe') means applying theory to practical situations.