溺海深处的意境心底深处的伤痛
[nì hăi shēn chŭ de yì jìng xīn dĭ shēn chŭ de shāng tòng]
Translating to 'The Deeper Meaning in the Depth of the Ocean, the Deeper Sorrow in One's Heart,' it suggests an emotional depth and sorrow, perhaps relating to unspoken or hidden feelings.