英语词汇compulsory certification system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	compulsory certification system
释义	compulsory n — 强制性 n • 义务 n • 免费 n • 必修 n compulsory — 强制 • 必须 certification n — 证书 n • 证明 n • 鉴定 n compulsory adj — 强迫 adj certify v — 核证 v certify — 签证 system n — 制 n • 制度 n • 体 n • 条贯 n • 体制 n • 制式 n • 装置 n
随便看	makeup makeup air make up mind makeup mirror make up missed lesson make up more make up more than make up my mind make up of make-up of country make up one mind make up one of the make up one's mind make up one's mind make up one's mind make up one's mind make up one's mind finally make-up operation make up our minds make up pencil make up people make up percent make-up preparations makeup product make-up Remover make up room

英汉双解词典包含2273206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。

compulsory n —