The nicknames are: Time is Qingqian, Time is Light, Time is Like Returning to Time.

Time is Qingqian: This nickname gives people a sense of peace and tranquility.

Shallow Time: This nickname may be suitable for those who like tranquility, pursue a simple life, or have a unique perception of time.

It's like stepping back in time: This nickname gives people an affectionate, nostalgic feeling.