Stage,Sleep
《英文msh詞典》Stage,Sleep
[入口詞] Stage,Sleep
[主題詞] Sleep Stages
[英文釋義] Periods of sleep manifested by changes in EEG activity and certain behavioral correlates; includes Stage 1: sleep onset,drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep,light sleep,deep sleep,telencephalic sleep.