She has held high office under three prime ministers.

她曾在三任首相手下任过要职。

《牛津词典》

In parliamentary systems like that of Belgium or the United Kingdom, the existing ministers remain in office when parliament is dissolved in anticipation of an election.

像英国和比利时这种内阁制的国家体系，当预期的选举被国会解散时，现任部长必须继续工作。

youdao

A research paper published alongside the HMIC report will infuriate Home Office ministers who have been arguing there is no direct link between falling police Numbers and levels of crime.

和HMIC的报告同时发表的一篇文章可能会激怒内务大臣们，大臣们一直坚称在降低的警察人数和犯罪率之间没有直接联系。

youdao

Just hours after the new ministers took office, the IRA announced it had appointed an intermediary to deal with the decommissioning body, but would not name them for security reasons.

BBC: Adams: British troops out

As the elderly Bandaranaike rarely uses her office, the suicide bomber was likely targeting cabinet ministers who pass the office on the way to a regular Wednesday meeting, The Hindu quoted police as saying.

CNN: ASIANOW - Asiaweek | Daily Briefing: Liberation or Death

Home Office ministers are warning that policemen who stand in the way of reform face the sack.

ECONOMIST: Race