preparn.盐酸羟苄羟麻黄碱
prepn.准备; 预备学校; <非正式>课外作业v.进预备学校; 预备; 准备abbr.准备(=preparation)abbr.介词(=preposition)
preproadrenomedullin肾上腺髓体素前体原
Prepubertal dwarfism青春期前侏儒症
Preputial encircling包皮环扎术
prepyloric narrowing幽门前区狭窄
prepaid compensation预付赔偿金
preprocessor utility预处理实用程序