这个词是什么意思？
A general state of sluggishness, listless, or uninterested, with being tired, and having difficulty concentrating and doing simple tasks. It may be related to DEPRESSION or DRUG ADDICTION.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D053609 · MeSH 2026。
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