piff(子弹飞过声)唏, 噼PIn.圆周率pisounciform ligament豆钩韧带pilose antler capsule鹿茸胶囊Pirnephales prorneZas呆鲦鱼Pilger-rolling mill周期轧管机pixlock playback mode图象锁定重放方式Pisum sativum Linn.常规基质piriform neuron layer浦肯野细胞层(动), 梨状神经元层Piricularia oryzae Cav稻瘟病Pistia stratiotes L.水浮莲pisto-type flowmeter活塞式流量计