中文: abbr. perfect picture imaging system 完美成像系统; 理想成像系统; plan position indicator sonar 平面位置显示声呐; proton-pump inhibitors 质子泵抑制剂
中文: abbr. 等离子体物理实验所[美](Plasma Physics Laboratory);等离子体喷射推进实验所[美](Plasma Propulsion Laboratory);多用途程序设计语言(Polymorphic Programming Language)