The term "scale battles" refers to a type of conflict that involves large numbers of combatants and takes place over an extended period. This can include wars, which are typically fought between nations or groups with significant military forces, as well as other types of conflicts such as guerrilla warfare, where smaller groups use hit-and-run tactics to wear down a larger enemy. The term "scale" in this context refers to the size and scope of the conflict, indicating that it involves multiple parties and a substantial amount of resources.