Complex sentence: The interior, which spans 70 metres, can be converted into a venue for performances, events and exhibitions, supported by the terminal's restaurants and shops--this ensures that the building will be used all year round and can fully utilise down time.
Split into simpler sentences: The interior, which spans 70 metres, can be converted into a venue for performances, events and exhibitions, supported by the terminal's restaurants and shops. This flexibility ensures that the building will be used all year round and can fully utilize down time.