沿身体后面正中即椎骨棘突所作的垂线。 维基百科：The posterior median line is a sagittal line on the posterior torso at the midline. A similar term is "vertebral line", which defined by the spinous processes.
百洛词语词典，您的汉语查询专家。海量词库，精准释义，支持成语、近义词、反义词、组词一站式搜索。让学习更高效，写作更轻松。