英语词汇are required to certify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	are required to certify
释义	required — 所需 • 必要 certify v — 核证 v certify — 签证 are — 是 be v — 有 v • 是 v • 做 v • 当 v • 存在 v • 属 v • 成为 v • 乃 v • 乃是 v require — 需 • 需要 • 要求 • 必需 • 要有 require v — 规定 v • 命令 v
随便看	three-dimensional representation three-dimensional road junction three-dimensional scene three-dimensional shape three-dimensional space three-dimensional vision three-dimensional visualization three dimensions of sustainability three dimensions of sustainable development three directional three diseases Fund three-disk three distance three distinct three distinct areas three distinct groups three distinct phases three distribution three documents three dollar three-domain three doses three dots three dozen three drafts

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。

required —