[ˈsʌbˈnɔ:məl]
低常的，正常下的：低于或亚于正常的；品质方面的特性(如智力)低于一般所见水平的- pestilence
- pestilential
- pestis
- pestle
- pestology
- PET
- -petal
- petalobacteria
- petechia
- petechiae
- petechial
- Petersen's bag
- Peters' ovum
- pethidine hydrochloride
- petiolate, petiolated
- petiole
- petioled
- petiolus
- petit mal
- Petit's canal, sinus
- Petit's hernia,ligament,triangle
- Petit's law
- petrichloral
- Petri dish, plate,test(reaction)
- petrifaction