摇两颗骰子出现点数之和为7

简介：On the Ming and Qing furniture-style desk that was also covered with a layer of dust, the pen holder and pen mount were covered with thicker dust, as if they had grown hair. However, a simple black inkstone, pitch black with a faint crystal luster, was spotless. It looked extremely abrupt in the study room and quickly attracted Xiao Xiaobai's attention.