英语词汇are be required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 be required
释义	required — 必要 • 所需 are — 是 be v — 有 v • 是 v • 做 v • 当 v • 存在 v • 乃 v • 成为 v • 属 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-phase motor three-phase networks three phase operation three-phase output three phase power three phase power source three-phase power supply three phase process three-phase program three phase rectifier three phase source three-phase squirrel cage three-phase squirrel-cage induction motors three-phase squirrel cage motor three phase supply three-phase switch three phase synchronous generator three-phase synchronous motor three phase system three-phase three-wire three-phase transformer three phase voltage three photos three piece ball valve three piece set

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 —