如何计算平均值公式简介：Princess Ruishan was seen wearing a red riding outfit, her hair was tied up high and fixed with only a gold crown. Her long hair flowed behind her. She had no extra jewelry, but she looked very energetic.
Princess Ruishan was seen wearing a red riding outfit, her hair was tied up high and fixed with only a gold crown. Her long hair flowed behind her. She had no extra jewelry, but she looked very energetic.
