Noun:

1. either of two flat muscles that extend from the upper vertebrae to the base of the skull and serve to rotate or flex or extend the head and neck

spicn.内插法测船位计算机SPabbr.自已推进的(=self-propelled)Speoplatyrhinus poulsoni波氏宽鼻鲈sphenoidridge meningioma蝶骨嵴脑膜瘤Spirillum pseudocholerae[医] 假霍乱螺菌Sporotrichum councilmani康锡尔曼(氏)孢子丝菌Sphaeropteris brunonianan.白桫椤Spiradiclis baishaiensisn.百色螺序草Sporisorium abramovianumn.大油芒孢堆黑粉菌Splenic hilar lymph node脾门淋巴结sphenoidridge herniation蝶骨缘疝Splenius cervicis muscle颈夹肌