单词	triennial
释义	tri·en·ni·al (trī-ĕnē-əl) adj. 1. Occurring every third year. 2. Lasting three years. n. 1. A third anniversary. 2. A ceremony or celebration occurring every three years. [From Latin triennis, from triennium, triennium; see TRIENNIUM.] tri·enni·al·ly adv.
随便看	uncivil uncivilized uncivilizedly uncivilly uncivilness unclad unclaimed unclasp unclassified uncle unclean uncleanliness uncleanly uncleanness unclear unclench Uncle Sam Uncle Tom Uncle Tomism uncloak unclog unclose unclothe uncluttered unco

英语词典包含135693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。