英语词汇had been necessary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	had been necessary
释义	necessary — 必要 • 必要的 adj • 必须 adj • 所需 adj • 必需 adj • 不可或缺 has-been — 过气 have v — 有 v • 所有 v • 具有 v • 自有 v • 设有 v • 具备 v • 抱有 v • 占有 v be v — 有 v • 是 v • 当 v • 存在 v • 做 v • 乃 v • 成为 v • 属 v • 乃是 v necessary n — 需要 n
随便看	exceptional learning exceptional leave to remain exceptional length exceptional liquidity exceptional load exceptional location exception allowed exceptionally exceptionally accurate exceptionally active exceptionally aerodynamic exceptionally agreed exceptionally allowed exceptionally authorized exceptionally balanced exceptionally beautiful exceptionally be granted. exceptionally busy exceptionally cases exceptionally challenging exceptionally clean exceptionally compact exceptionally competitive prices exceptionally complex exceptionally contributed

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 —