沉睡 Traditional form: 沉睡 Pinyin (reading): chénshuì Definitions: to be fast asleep (fig.) to lie dormant; to lie undiscovered Characters: 沉 - to sink, to submerge; profound, deep 睡 - to sleep, to doze Traditional characters: 沉 - to sink, to submerge; profound, deep 睡 - to sleep, to doze