coccygeal glomus

例句：

1. 1. The tailbone is the last vertebra in the back and it's where the coccygeal glomus attaches to the spine.
   尾椎是背部的最后一块脊椎，尾骨肌附着在脊椎上。
2. 2. The coccygeal glomus can be a source of pain or discomfort during pregnancy.
   在怀孕期间，尾骨肌可能会成为疼痛或不适的来源。
3. 3. During childbirth, the coccygeal glomus may become more prominent as the baby is born.
   分娩过程中，随着婴儿的出生，尾骨肌可能会变得更加突出。