senior /ˈsi:njə/ adj. 1.资格老的，地位较高的：senior government officials 资深的政府官员；a senior student (大学)三年级生；a senior officer 高级军官 2.年长的(to)：He is several years senior to me. 他比我大几岁。
seniority /si:niˈɔriti/ n. [u] 年长，资历，职位高：The officers were listed in order of seniority.官员列名以职位高低为序。I sacrificed two years’ seniority by taking the overseas posting. 由于去国外任职，我牺牲了两年的资历。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。Promotion in the job was by seniority.这种工作得按资历晋升。
