precedence

preceden preceden preceden

precedence n.

優先, 居先

英英解釋:名詞precedence:
1. status established in order of importance or urgency
同義詞：precedency, priority
2. preceding in time
同義詞：priority, antecedence, antecedency, anteriority, precedency
3. the act of preceding in time or order or rank (as in a ceremony)
同義詞：precession, precedency