a hospital worker who does jobs for which no training is necessary, such as helping the nurses or carrying heavy things

He has a part-time job as a hospital orderly. 他兼职在医院做勤杂工。

a soldier who acts as an officer's servant

well arranged or organized

She put the letters in three orderly piles. 她把信整理成整齐的3摞。

Form an orderly queue. 排好队。

The passengers were asked to leave the plane in an orderly fashion. 乘客被要求井然有序地离开飞机。