时光未老伴你长久
[shí guāng wèi lăo bàn nĭ zhăng jiŭ]
Literally translates to 'time hasn't aged yet, and I will be by your side for long'. This indicates a wish to stay together forever while time remains constant and unharmed. The user may express their deep desire to accompany the person they love without any change caused by the passage of time.