seniority

n [U] 1 being senior in age, rank, etc 年长; 级别高; 资格老: Should promotion be through merit or seniority? 晋升应该凭成绩还是靠年资? 2 extent to which sb is senior 年长、 级别高或资格老的程度: a doctor with five years' seniority over his colleague 比同事多五年资历的医生.


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