| 释义 | 
		tri·en·ni·al AHD[trī-ĕnʹē-əl] D.J.[traɪˈeniːəl]K.K.[traɪˈɛniəl]adj.(形容词)- Occurring every third year.每三年的:每三年出现一次的,三年一次的
 
 - Lasting three years.三年的:持续三年的
 
  n.(名词)- A third anniversary.三周年纪念
 
 - A ceremony or celebration occurring every three years.每三年发生一次的事件、仪式或庆祝活动
 
 
 - From Latin triennis 源自 拉丁语 triennis 
 
 - from triennium [triennium] * see  triennium 源自 triennium [三年一次] * 参见 triennium
 
  trienʹnially adv.(副词) |