bicentennial

n.

二百年，二百周年纪念；

复数：bicentennials

1. This year marks the bicentennial anniversary of the arrival of the first Chinese immigrant to Hawaii.
   今年是中国移民抵达夏威夷两百周年纪念。
2. Bicentennial Park is part of Sydney Olympic Park and offers visitors recreation, nature-based tours, environmental education and outdoor event experiences.
   澳大利亚悉尼的建国两百周年纪念公园，现在为奥林匹克公园的一部分。

Fundamentals of Biological Wastewater Treatment
Chlorine Bicentennial Symposium : [papers]
A THEME FOR THE BICENTENNIAL: THE FOUNDING FATHERS' FEAR OF POWER
Remarks before the Princeton Bicentennial Conference on problems in mathematics
The legacy of Niels Henrik Abel. Papers from the Abel bicentennial conference, University of Oslo, Oslo, Norway, June 3–8, 2002
Holistic-medical foundations of American psychiatry: a bicentennial
Bicentennial: Wetware: A Computer in Every Living Cell
A bicentennial of betulin
The USA's bicentennial census: new directions for methodology in 1990.
The bicentennial of the Voltaic battery (1800