We have two full-time secretaries, one of whom is on secondment from the Royal Navy.我们有两个全职秘书，其中一人是临时从皇家海军调来的。She returned to London after her secondment in/to Birmingham.被借调去伯明翰工作一段时间之后，她又回到了伦敦。He's on secondment to the Ministry of Defence.他被借调到国防部。