The third problem of strategy in anti-Japanese guerrilla warfare is the establishment of base areas, which is important and essential because of the protracted nature and ruthlessness of the war.

• 抗日游击战争战略问题的第三个问题，是建立根据地的问题。这个问题的必要性和重要性，是随着战争的长期性和残酷性而来的。