/pəˈrɪfəri ||; pəˈrɪfərɪ/noun [C] [usu.sing] (
plural peripheries) (
formal 正式)
1 the outer edge of a particular area 外围；外缘: industrial development on the periphery of town 城镇边缘地区的工业发展
2 the less important part of sth, for example of a particular activity or of a social or political group 次要部份；外围活动或组织: minor parties on the periphery of American politics 美国政治外围的一些小党