unforgettable
US /ˌʌn.fɚˈɡet̬.ə.bəl/
UK /ˌʌn.fɚˈɡet̬.ə.bəl/

1.
難忘的, 令人難忘的
impossible to forget; very memorable.
:
•
It was an unforgettable experience.
那是一次難忘的經歷。
•
Her performance was truly unforgettable.
她的表演真是令人難忘。
難忘的, 令人難忘的
impossible to forget; very memorable.