那时我清纯可爱那时我阳光灿烂
[nèi shí wŏ qīng chún kĕ ài nèi shí wŏ yáng guāng càn làn]
'Once Innocent and Adorable, Once Radiant and Cheerful' reflects on memories from a youthful past. The user might be nostalgic about their innocent childhood or vibrant teenage years, expressing how they were pure and full of energy in the old days.