这个词是什么意思？
A state of consciousness in which the individual eliminates environmental stimuli from awareness so that the mind can focus on a single thing, producing a state of relaxation and relief from stress. A wide variety of techniques are used to clear the mind of stressful outside interferences. It includes meditation therapy. (Mosby's Medical, Nursing, and Allied Health Dictionary, 4th ed)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D019122 · MeSH 2026。
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