亲爱的与子偕老亲爱的执子之手
[qīn ài de yŭ zi xié lăo qīn ài de zhí zi zhī shŏu]
This username combines two idiomatic expressions from Chinese ancient marriage oaths. 'Yǔ zǐ xié lǎo' implies spending the rest of one's life with a loved one and growing old together, emphasizing a lasting partnership. 'Zhí zǐ zhī shǒu' refers to 'holding hands with you', signifying strong commitment and affection.