Postage Validation ImprinterImprinter邮资验证 poly(vinyl isobutyl ether)聚(乙烯基异丁基醚) Pairwise Variability Index (measure of acoustic correlates of speech rhythm)测量指标(两两变化节奏声的讲话) Pennsylvania Volunteer Infantry宾夕法尼亚州志愿者的步兵 Pilot-Vehicle InterfacePilot-Vehicle界面 Platform Vendor Independent平台提供商独立 Present Value Index现值指数 Peripheral Venous Insufficiency周围静脉功能不全 Polyvinyl Isobutyl Ether聚乙烯基异丁基醚 Pre-Vulcanization InhibitorPre-Vulcanization乙酰胆碱酯酶抑制剂 Penile Vaginal Intercourse阴茎阴道性交 Pleasant Valley Intermediate School (Brodheadsville, Pennsylvania)中级学校(Brodheadsville宜人的山谷、宾西法尼亚州) Partisan Voting Index (also seen as the Cook Partisan Voting Index, CPVI)党派投票指数(也被视为厨师党派投票指数,CPVI) Personal Value Inventory个人价值的存货 Provinciaal Veiligheid Instituut (Dutch)Provinciaal Veiligheid Instituut(荷兰)