“脊梁骨”是人们对我的昵称,我的学名其实叫“脊柱”,正如盖房不能无大梁一样,人体若没有我的支撑,人便站立不起来,终日卧床,甚至会失去生命。 人体的骨架是以我为中心构成的,我是由一节节的脊椎骨相互连接而成的。从上到下分为5段。每段的脊椎骨节数都不一样:颈椎有7节;胸椎有12节;腰椎有5节;骶椎在儿童时有5节,到成年后融合成 “Spine” is a nickname for people. My academic name is actually “spine.” Just as a house can not be without a beam, a human body can not stand up and live in bed all day long even losing one’s life. The skeleton of the human body is centered on me, and I am connected by a spine of spine. From top to bottom is divided into 5 sections. The number of vertebrae in each segment is different: 7 in the cervical spine, 12 in the thoracic spine, 5 in the lumbar spine, 5 in the child in the sacral spine,