1N-COUNT-COLL [with singular or plural verb]运动场管理员 The people who are paid to maintain a sports ground are called the ground staff . 运动场管理员
The ground staff do all they can to prepare the pitch.
运动场管理员全力整备球场。
2N-COUNT-COLL [with singular or plural verb](机场的)地勤人员 At an airport, the ground staff are the employees of aeroplane companies who do not fly with the planes, but who work in the airport helping passengers and providing information. (机场的)地勤人员
There had been a strike amongst British Airways ground staff.