Complex sentence: Covering every vehicle not a walking titan; armored forces basic unit is the Lance consisting of four vehicles, due to most tanks being cheaper than battlemechs and much easier to field and sustain, most commands usually sustain several companies or battalions on a regular basis.
Split into simpler sentences: Covering every vehicle not a walking titan, the armored forces' basic unit is the four-vehicle lance, as most tanks are cheaper than BattleMechs and much easier to field and maintain. Most commands usually sustain several companies or battalions on a regular basis.