I sacrificed two years’ seniority by taking the overseas posting.

由于去国外任职, 我牺牲了两年的。

Promotion in the job was by seniority.

种工作得按晋升。

The officers were listed in order of seniority.

官员列名以职位高低为序。

It's strange that people who take advantage of their seniority are likely to come a purler.

很奇怪，喜欢倚老卖老的人，特别容易栽跟斗。