英语词汇a necessary role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	a necessary role
释义	necessary — 必要 • 必要的 adj • 所需 adj • 必须 adj • 不可或缺 • 必需 adj role n — 作用 n • 角色 n • 任务 n • 职能 n • 脚 n necessary n — 需要 n
随便看	advantages of having advantages of introducing advantages of investing advantages of membership advantages of opportunities advantages of scale advantages of society advantages of solution advantages of the former advantages of understanding advantages of urban advantages or disadvantages advantage sought advantages over advantages over the previous advantages provided by advantages referred advantages resulting advantages than disadvantages advantages through advantages upon advantages using advantages were: advantages were: advantages which

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。

necessary —