阶梯式投注方法简介：The sudden appearance of his son surprised Tong Hanbang, but also made him happy. A rare smile appeared on his weather-beaten but resolute face, and he nodded: I understand, you retreat first.
The sudden appearance of his son surprised Tong Hanbang, but also made him happy. A rare smile appeared on his weather-beaten but resolute face, and he nodded: I understand, you retreat first.
