凯利公式对证券投资中的作用简介：More than ten minutes later, in front of a bus stop next to Qiyuan Community, Xiao Xiaobai and Qin Yunling stood side by side with the snacks they had just bought, eating side by side, waiting for the bus to arrive.
More than ten minutes later, in front of a bus stop next to Qiyuan Community, Xiao Xiaobai and Qin Yunling stood side by side with the snacks they had just bought, eating side by side, waiting for the bus to arrive.
