bicentennial
adj
happening once in two hundred years; marking a bicentenary 二百年一次的; 二百周年纪念的
a bicentennial anniversary/celebration 二百周年纪念活动[庆典]. bicentennial, n = bicentenary.
🗣️ 情景例句
Would it make you happy if I just gave up trying?
当初如果我放弃尝试的话你会高兴吗?
We'll leave some evenings free,that is,if it is all right with you.