直方图的平均值是什么简介：Master, the situation is critical now. Du Lanke said: This Xuan Diao King is here to report that there is going to be a catastrophe in Duanbei Mountain. Master, he is still up there, so I'm afraid it won't be good.
Master, the situation is critical now. Du Lanke said: This Xuan Diao King is here to report that there is going to be a catastrophe in Duanbei Mountain. Master, he is still up there, so I'm afraid it won't be good.
