lateral wall

• 外侧壁,侧帮

lateral wall的用法和样例：

例句

1. The pars transversa provides lateral wall rigidity and can even be a dilatory muscle.
   鼻肌横部提供外侧壁硬度，甚至做为扩张肌。
2. The zygomaticus minor and orbicularis oris secondarily provide lateral wall stability.
   颧小肌和和口轮匝肌则辅助维持外侧壁稳定。