2023131期大乐透前区预测:
前区杀一码: 28
后区六码: 5,7,8,9,11,12
前区杀三码: 13,23,28
前区大码: 1,2,6,7,8,9,10,11,14,15,16,17,18,19,20,21,24,25,26,30,31,32,33,34
前区杀六码: 13,22,23,28,29,35