quadrennialadjective
uk/kwɒdˈren.i.əl//kwɑːdˈren.i.əl/happening every four years:
The Olympic Games is a quadrennial gathering of athletes from around the world.
In 2016, America indulged in the quadrennial ritual of electing a president.
英语词典包含110679条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。