英语词汇certification of service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 of service
释义	certification of service
随便看	thing off thing off as thing of naught thing of nothing Thing Of The Past Thingol thin goldfilm resistor thingols thing on thingos thing out thing over thing pledged thing possessed thin grinding wheel thin gruel things. things things about me Things are in good train. Things are in good train Things Are Looking Up Things Change things concealed things confiscated

英汉双解词典包含3607232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。