sacral plexus

例句：

1. 1. The sacral plexus is responsible for the transmission of sensory information from the lower body to the brain.
   骶丛负责将来自下肢的感觉信息传输到大脑。
2. 2. During childbirth, the sacral plexus can be damaged, leading to pain and difficulty in walking.
   分娩过程中，骶丛可能会受损，导致疼痛和行走困难。
3. 3. In some cases, damage to the sacral plexus can cause numbness or weakness in the legs.
   在某些情况下，骶丛的损伤可能导致腿部麻木或无力。