单词	certification
释义	cer·ti·fi·ca·tion (sûr′tə-fĭ-kāshən) n. 1. a. The act of certifying. b. The state of being certified. 2. A certified statement.
随便看	treponeme trespass trespasser tress trestle trestle table trestletree trestlework tretinoin trevally Trevelyan Trevino Trevor trews T. rex trey tri- triable triacid triad triadic triage trial trial and error trial-and-error

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。