英语词汇certification怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	certification
释义	certification[,sə:tifi'keiʃən] n. 证明证明书，保证书
随便看	time-derived channels time difference time differences time dilation time discount time-division multiplexing time-division sound time-domain reflectometer time domain scanning time draft time drafts timed-release timed signal service timed turn time-effective time enough Time-ese time-expired time exposure time-exposure time exposures time factor Time Factors time-filler time-fillers

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。