管理员的用法和样例：
例句
-
那个管理员很认真。
The janitor is very conscientious. -
只有授权的管理员才可以访问此数据库。
This database is only accessible by the authorized manager. -
大雪之后，球场管理员答应3点钟足球比赛之前能把球场清理干净时，他实在是在强鼓勇气。
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.
