山崩地裂一直愛海枯石爛我還在
[shān bēng dì liè yī zhí ài hăi kū shí làn wŏ huán zài]
This nickname expresses unwavering love. It literally means 'I will always love you even when mountains collapse and rivers run dry, I am still there.' This phrase shows that love lasts no matter what changes time may bring. A declaration of unchanging love over time.