n.先，前，优先，优先权

英文释义

a. The quality or state of being prior or antecedent in time, or of preceding something else; as, priority of application.

a. Precedence; superior rank.

词干

priority 优先权
→ 来自prior，先前的，优先的，-ity，名词后缀。引申词义优先权。