第一步，武则天联合王皇后打击萧淑妃，等高宗把萧淑妃废成庶人后，武则天便开始对皇后下了手。
For the first step , Wu joined Empress Wang 's fight against Xiao Shufei , and when Xiao was deposed , Wu started her second step , which was aiming at Empress Wang .
王皇后