Percs派尔奇
perprep.每;每一;经过;按照
per hop behavior每一跳行为
perinuclear halo核周晕
perforate lining穿孔衬层
peritectic steel包晶钢
peryer's patches
perlitic ferrite珠光体型铁素体
per of late wood晚材率
perianal abscess肠痔,肛门周围脓肿,肛旁脓肿,肛周脓肿,脏毒
peripatellapexorn.抱膝器
peri-odie waue周期波