celebrate centenaries 庆祝百周年
national centenaries 国家百周年
institutional centenaries 机构百周年
historic centenaries 历史百周年
1. The university held grand ceremonies to mark its centenaries.
这所大学举行了盛大的仪式来纪念其百周年。
2. Many cities organized parades for their national centenaries.
许多城市为国家的百周年组织了游行。
3. The library published a special report on its centenaries.
图书馆出版了一份关于其百周年的特别报告。
A: Do you know why there are so many banners in the town square?
A: 你知道为什么镇广场上挂了那么多横幅吗？
B: It is because the town is celebrating its centenaries this year.
B: 因为今年小镇正在庆祝它的百周年。
1) 百周年纪念活动
2) 百年庆典
3) 成立一百周年的节点
1. 百周年纪念（名词复数）
e.g.The school's centenaries were marked with a new building.
学校的新楼落成标志着其百周年的到来。
noun
1. Instances of a period of one hundred years, especially when celebrating the anniversary of a person, event, or institution.
Synonym: hundredth anniversaries