名词

1. 优先事项；最重要的事；当务之急
If something is a priority, it is the most important thing you have to do or deal with, or must be done or dealt with before everything else you have to do.

2. 优先考虑；给…优先权
If you give priority to something or someone, you treat them as more important than anything or anyone else.

3. 优先于；比…重要
If something takes priority or has priority over other things, it is regarded as being more important than them and is dealt with first.

1. preceding in time

Synonym: antecedenceantecedencyanteriorityprecedenceprecedency

2. status established in order of importance or urgency

e.g. ...its precedence as the world's leading manufacturer of pharmaceuticals
national independence takes priority over class struggle

Synonym: precedenceprecedency