essence

柯林斯词典

1. N-UNCOUNT The essence of something is its basic and most important characteristic that gives it its individual identity. 本质
The essence of consultation is to listen to, and take account of, the views of those consulted. 咨询的本质是倾听并把那些被咨询者的观点考虑进来。
2. PHRASE If you say that something is of the essence, you mean that it is absolutely necessary in order for a particular action to be successful. 至关重要[正式]
Speed was of the essence in a project of this type. 速度在一个这种类型的项目中至关重要。
3. PHRASE You use in essence to emphasize that you are talking about the most important or central aspect of an idea, situation, or event. 本质上[正式]
Though complicated in detail, local taxes are in essence simple. 虽然细节复杂，地方税本质上是简单的。
4. N-MASS Essence is a very concentrated liquid that is used for flavouring food or for its smell. 精油
...a few drops of vanilla essence. …几滴香草精油。

The essence of punk music was a revolt against both the sound and the system of popular music .
The paintings capture the essence of working life at the turn of the last century .
He captures the essence of French country life with colourful and pretty designs .
The builders are paid by the hour so speed is of the essence.
The medieval fair featuring school children from around the region attempted to recapture the essence of medieval life .