三个骰子猜一个数字的概率

简介：——At the rear of the Ming army, billowing yellow dust appeared on the horizon. It was not wind and sand, nor was it sweeping, but a large army of soldiers and horses appeared on the grassland. It was winter, and the grasslands of Zhangjiakou's generation were mostly exposed. The continuous trampling of people and horses during the march can easily form billowing yellow dust.