短语词组短语be deep in sleep 熟睡stage of deep sleep 深睡期Promote Deep Sleep 促进深度睡眠deep sleep wave 沉睡波Deep Sleep State 深度睡眠状态in a deep sleep 熟睡;在深度睡眠;熟睡中;在深睡眠Drop Into Deep Sleep 陷入沉睡Deep sleep of the 深了 返回 deep sleep