Complex sentence: A double degree programme, sometimes called a conjoint degree, dual degree, or simultaneous degree programme, involves a student working for two different university degrees in parallel, either at the same institution or at different institutions (sometimes in different countries).
Split into simpler sentences: A double degree programme, sometimes called a conjoint degree, dual degree, or simultaneous degree programme, involves a student working for two different university degrees in parallel. This might be with the same institution or at different institutions (sometimes in different countries).