bicentennial
🇺🇸
/ˌbaɪsenˈteniəl/
🇬🇧
/ˌbaɪsenˈteniəl/
A celebration that happens 200 years after a significant event.
The town held a grand parade for its bicentennial.
這個小鎮為慶祝其成立200周年舉行了一場盛大的遊行。