1. Catecholaminergic neurons are involved in various physiological and pathological processes.
儿茶酚胺能神经元参与多种生理和病理过程。

2. The catecholaminergic system plays a crucial role in regulating mood and behavior.
儿茶酚胺能系统在调节情绪和行为方面起着至关重要的作用。