probabilityn.可能性；【数】或然率；机率；【统计】概率，概率论probability integral概率积分probability analysis概率分析probability of quark夸克几率probability accuracy概率近似精度probability approach概率途径, 几率途径probability teaching概率论教学probability judgment概率判断probability sum rule概率加法规则probability of error误差概率probability variable概率变量