大单小单大双小双公式简介：Risong's face turned purple that day, but he still stiffened his neck and refused to bow to Ming Guan. However, his small eyes were darting around, obviously thinking of a response strategy.
Risong's face turned purple that day, but he still stiffened his neck and refused to bow to Ming Guan. However, his small eyes were darting around, obviously thinking of a response strategy.
