英语词汇vigilance is 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	vigilance is necessary
释义	vigilance n — 警惕 n • 警觉性 n vigilance — 警惕性 • 戒心 • 戒慎 necessary — 必要 • 必要的 adj • 必需 adj • 必须 adj • 所需 adj • 不可或缺 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	require 4adjustment require 5 days require a 1 hour notice require a basic understanding of require about require a brain require a careful analysis require acceptance by require accommodation require according to require accuracy require a certain amount of time require a change require acknowledgement require a combination require a commitment require a Company require a concerted effort require a considerable effort require a court order require a credit require action require action from require activation require adaptation

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。

vigilance n —