预测大小单双的软件叫什么来着简介：The young man was sitting on a large chair. On the opposite side of the stairs stood a short old woman with white hair and a gold hairpin. The old woman was holding a fire-patterned crutch that was a head taller than her.
The young man was sitting on a large chair. On the opposite side of the stairs stood a short old woman with white hair and a gold hairpin. The old woman was holding a fire-patterned crutch that was a head taller than her.
