someone who maintains the grounds (of an estate or park or athletic field)
造句
After the heavy snowfall the groundsman was whistling in the dark when he promised that the pitch would be clear for a three o\\\'clock kick-off. 大雪之后，球場管理員答應3點鐘足球比賽之前能把球場清理干凈時，他實在是在強鼓勇氣。