0 necessary for the success or continued existence of something; extremely important -- 必不可少的；極其重要的
A strong opposition is vital to a healthy democracy. 有一個強大的反對黨對於健康的民主制度來說非常重要。
She had found out some information of vital importance. 她已經查出了一些極為重要的資訊。
The kidney plays a vital role/part in the removal of waste products from the blood. 腎臟對於排除血液中的廢物起著至關重要的作用。
[ + that ] It's absolutely vital that you do exactly as I say. 完完全全按我說的去做，這至關重要。
[ + to infinitive ] It is vital to get medical supplies to the area as soon as possible. 要儘快把藥品送往該地區，這至關重要。
1 energetic -- 生機勃勃的；充滿生氣的
The exploration for new sources of energy is vital for the future of our planet.
Mr Clinton singled out education as a vital tool in bridging the gap between rich and poor.
These monuments are a vital part of the cultural heritage of South America.
Trust is a vital ingredient in a successful marriage.
Thus, it is vital to remain sensitive to the danger inherent in their use.
None the less, it is vital that unusual fertility patterns are highlighted, even if the causes remain unclear.
Inspiring starting points are vital in any creative activity.
