进一退二法倍投法详解图片简介：Li Zicheng looked at him, with a look of death in his eyes: Liu Tichun would stay, and he was told to hold on for two hours, after which he could retreat.
Li Zicheng looked at him, with a look of death in his eyes: Liu Tichun would stay, and he was told to hold on for two hours, after which he could retreat.
