the Civil Service
(a) [sing] all government departments other than the armed forces (政府中的)文职部门, 行政机关
She works in the Civil Service, eg in the Home Office. 她在政府行政机关中工作(如在内政部).
(b) [Gp] all the people employed in these (政府文职部门中的)全体公务员
The Civil Service is/are threatening to strike. 政府行政部门的全体公务员威胁要举行罢工.