2023131期大乐透前区预测:
后区杀三码: 5,10,12
后区杀一码: 10
前区杀三码: 9,17,20
前区大码: 1,2,4,5,6,8,10,11,12,15,16,19,21,23,24,25,26,27,28,29,30,31,32,34
前区杀六码: 7,9,17,20,22,35