进一退二法倍投法简介：Well, since you want to fight, let's have a fight. I also want to know what gaps there are between me and top geniuses like you. Qin Fen said calmly.
Well, since you want to fight, let's have a fight. I also want to know what gaps there are between me and top geniuses like you. Qin Fen said calmly.
