我的每一步都是为你走我的每一天都是为你活
[wŏ de mĕi yī bù dōu shì wéi nĭ zŏu wŏ de mĕi yī tiān dōu shì wéi nĭ huó]
This nickname expresses a person's deep and complete dedication to someone. The meaning conveys that all actions and life moments, from taking each step to living each day, revolve around this special person.