genicular arc

例句：

1. 1. The genicular arc is a crucial part of the brain's structure that helps with spatial navigation.
   颌弓是大脑结构中至关重要的一部分，有助于空间导航。
2. 2. In neuroscience, the genicular arc plays a significant role in the development and functioning of thebrain.
   在神经科学中，颌弓在大脑的发展和功能中起着重要作用。
3. 3. During surgery, the genicular arc is carefully dissected to avoid damaging the surrounding nerves.
   在手术过程中，颌弓被仔细解剖，以避免损伤周围的神经。