海绵的笑容是我的独家记忆海绵的笑脸活着怎么能忘记
[hăi mián de xiào róng shì wŏ de dú jiā jì yì hăi mián de xiào liăn huó zhe zĕn me néng wàng jì]
The user is expressing that SpongeBob's smile represents cherished, unique memories that one cannot forget, as living on with these beautiful remembrances makes it almost impossible to forget this cheerful character. It conveys nostalgia and warmth associated with a beloved cartoon character.