SPMCn.专用机器SPabbr.自已推进的(=self-propelled)Spirochaeta pallida苍白密螺旋体spherical curvature球面曲率spheric head piston球形顶式活塞Spirochaeta eberthi[医] 家禽螺旋体, 埃伯特氏螺旋体sphthous stomatitis口疮性口炎, 疱疹性口炎sphenofrontal crest额蝶突sphygmocardiography脉搏心动描记器sphincter sclerosis括约肌硬化Spica Schizonepetae荆芥穗spliceosome complex剪接体复合物