进一退二法倍投法优点简介：When the main body broke through, it directly used the mercenary space. Although the mercenary space was very powerful, it ultimately lacked the sense of opening up the space. At this moment, Qin Fen completed this sense.
When the main body broke through, it directly used the mercenary space. Although the mercenary space was very powerful, it ultimately lacked the sense of opening up the space. At this moment, Qin Fen completed this sense.
