Something that is orderly is neat or arranged in a neat way.
整齐的 • It's a beautiful, clean and orderly city. 这是一座美丽、干净、整齐的城市。
An orderly is a person who works in a hospital and does jobs that do not require special medical training.
护理员 • For most of his life, he was a hospital orderly. 他做了大半辈子的医院护理员。
The senior leaders lined up behind him in orderly rows.
高级领导人有序地排列在他身后。