sen.ior.i.ty

seniority的音标和读音：
DJ音标发音： [si:nˈjɔ:riti:, -ˈjɔr-]
KK音标发音： [sinˈjɔrɪti, -ˈjɑr-]

seniority的词性：
n.（名词）

1. The state of being older than another or others or higher in rank than another or others.
长辈，上级：比另一个人或其它人年长或地位高的状态

2. Precedence of position, especially precedence over others of the same rank by reason of a longer span of service.
资深：地位优先，尤其指由于服务时间较长而优先于其它同一等级的人