出单双出现规律的公式百度一下简介：Fortunately, the bedroom door was unlocked, so Xiao Xiaobai easily opened the door and went in. He came to the bed, lifted the quilt, and found a long hair on Qin Yunling's bed with his keen eyes.
Fortunately, the bedroom door was unlocked, so Xiao Xiaobai easily opened the door and went in. He came to the bed, lifted the quilt, and found a long hair on Qin Yunling's bed with his keen eyes.
