Something that is tidy is neat and is arranged in an organized way.
整洁的 They sat in her neat and tidy kitchen. 他们坐在她那干净整齐的厨房里。
When you tidy a place such as a room or cupboard, you make it neat by putting things in their proper places.
整理 (房间、橱柜等)
I'm very impressed by your tidiness and order.
你的整洁和条理性给我留下了非常深刻的印象。