当初的由衷太模糊
[dāng chū de yóu zhōng tài mó hú]
This online name conveys a sense of reminiscence and regret. '当初' means 'at that time', while '由衷' expresses something from the heart or sincere feelings. The phrase suggests that heartfelt emotions or promises made at some point in the past have become unclear over time, reflecting nostalgia for what once was but has now faded away.