Pregr普雷格尔
PREabbr.Petroleum Refining Engineer炼油工程师
pre-oxygenationn.预先呼吸氧
pre-operational临战
Pre-Qin Chinese先秦汉语
predestinationistn.宿命论者
prewetting sizing预湿上浆
premolar bicuspid前磨牙
predisposition ton.诱因;素质;易感性
pre-distributorn.预分布器
precusor molecule前质分子
pre - corrosion预腐蚀