A 开头单词

a profusion of colour 万紫千红

a private tete-a-tete [新闻学与传播学]两人之间的私下谈话

a private conversation 密语私情

a private coffer 小金库

a priori theoretical eapectation [数学]先验理论期望值

a priori probability density [数学]先验概率密度

a priori probability [数] 先验概率

a priori error bound [数学]先验误差界限

a priori class probability [数学]先验类概率

a priori adj. 先天的；（拉）演绎的，推理的 adv. 先天地；演绎地；推理地

a prior estimate 先验估计；事前估计

a priceless treasure 无价之宝

a pretty young girl 绮年玉貌

a pretty penny 一笔数目可观的钱

a pretty pass 困境

a pretty kettle of fish 混乱

a premature death 死于非命

a prelude to mass lay-offs [新闻学与传播学]大规模裁员的先兆

a pregnancy test [医药科学]妊娠检查

a practical joke 恶作剧