/ˈvaɪtl ||; ˈvaɪtḷ/adj1 very important or necessary 极为重要的;必不可少的: Practice is vital if you want to speak a language well. 要学好一种语言,练习是极为重要的。vital information 重要消息
2 full of energy; lively 充满活力的;朝气蓬勃的
➔vitally /ˈvaɪtəli ||; ˈvaɪtḷɪ/ adv vitally important 极其重要