vital
['vaitl]
adj.至关重要的, 有活力的, 生死攸关的
例句与用法：
The government saw the introduction of new technology as vital.
政府认为引进新技术至关重要。
The heart is a vital organ.
心脏是维持生命必须的器官。
This matter is of vital importance to us.
这件事对我们来说至关重要。
She's a very vital sort of person.
她是个精力旺盛的人。
It is vital that we move quickly.
我们必须快速离开。
This point is vital to my argument.
这一点对我的论据极为重要。
The leader's vital and cheerful manner filled his men with courage.
指挥官朝气蓬勃和欢欣愉悦的神态使士兵们勇气倍增。
词形变化：
详细释义：
a.
1. 生命的; 维持生命所必需的[Z][B]
Growth and decay are vital processes.
生长和衰亡是生命过程。
2. 充满活力的, 生气勃勃的
The Chinese I knew were trusting, open, and vital.
我所认识的中国人信赖别人, 坦率, 充满活力。
3. 极其重要的, 必不可少的[(+to/for)]
The questions put forward at the meeting are of vital importance.
会上提出的那些问题极其重要。
4. 致命的; 生死攸关的
He committed a vital error.
他犯了一个致命的错误。
n.[theP]
1. (人体的)重要器官
He was lucky that the bullet missed the vitals.
他很幸运, 子弹没有击中要害器官。
2. 重要部分, 要害