So-called hypnagogic hallucinations occurduring the transition from wakefulness to sleep (just after our headhits the pillow).
在从清醒状态转入睡眠状态（就在我们的脑袋挨到枕头上之后），会出现所谓的睡前幻觉。
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It was considered that the harmful behavior under the disturbance of consciousness was a typical symptom of the pathological hypnagogic confusion state.