Deressive disorders的用法和样例：
例句
- The authors reviewed the latest correlated studies of comorbidity of anxiety and depression disorders and summarized these researches.
作者复习近期的老年抑郁症和焦虑障碍共病的相关研究，总结此领域近年来的研究概况。 - Polysomnography can determine the disturbances in chronobiologic rhythms and loss of normal sleep-awake patterns associated with circadian rhythm disorders.
持续数周甚至数月的长期睡眠问题更多的是由心理生理因素引起，如长期患有焦虑症或抑郁症。
