seniority

seniority [si:niˈɔriti] n.

1. ■ 年长

2. ■ 老资格; 资历深; 职位高

promotion by seniority 军功晋升制, 根据资历提升

seniority rule [美]资历规定

He felt that two years' seniority gave him the right to advise his brother. 他觉得年长两岁使他有权劝告他的弟弟。