Complex sentence: It will be the shortest studio album ever released by the band; at under 35 minutes, it is two minutes shorter than their previous shortest album, "Flick of the Switch", released in 1983.
Split into simpler sentences: It will be the shortest studio album ever released by the band. At under 35 minutes, it is two minutes shorter than their previous shortest album, "Flick of the Switch", released in 1983.