n.骶骨

原形：sacrum复数：sacra

The sacrum is a large, triangular bone located at the base of the spine.
腰骶骨是位于脊柱底部的一个大而呈三角形的骨头。
The sacrum forms the posterior part of the pelvis and articulates with the ilium bones to form the sacroiliac joint.
腰骶骨构成了骨盆的后部，并与髂骨形成关节，构成骶髂关节。
Compression fractures of the sacrum can occur as a result of osteoporosis or traumatic injury.
骶骨压缩性骨折可能是由于骨质疏松或外伤所致。
The sacral nerves exit through the sacral foramina in the sacrum.
骶神经通过骶骨上的骶孔穿出。
During childbirth, the sacrum flexes to allow more space for the baby to pass through the birth canal.
在分娩过程中，腰骶骨会弯曲以腾出更多空间让婴儿通过产道。
The sacrum is made up of five fused vertebrae that are usually indistinguishable in adults.
腰骶骨由五个融合在一起的椎骨组成，在成年人身上通常无法区分。
A sacral corset may be prescribed to alleviate pain caused by sacroiliac joint dysfunction.
为了缓解骶髂关节功能紊乱引起的疼痛，可能会被推荐使用腰骶骨束带。
In yoga practice, certain poses can help strengthen and stabilize the muscles around the sacrum.
在瑜伽练习中，某些体式有助于强化和稳定腰骶骨周围的肌肉。
Anatomically, the sacrum serves as an anchor point for several major muscle groups including those of the pelvic floor.
从解剖学角度看，腰骶骨作为包括盆底肌在内的几大肌群的锚定点。
The coccyx, or tailbone, is the small bone below the sacrum that represents the vestigial remains of a tail.
尾骨，也称为尾椎骨，是位于腰骶骨下方的小骨，代表着退化的尾巴残留部分。