可以用 "well-dressed" 或 "neatly dressed" 来形容衣服很整洁。

"Well-dressed" 来源于中世纪英语 "wele-drest",意思是衣着得体、得体打扮。

"Neatly dressed" 则来源于中世纪拉丁语 "neatus",意思是整齐、漂亮。

下面是一些例句:

He always looks well-dressed, no matter where he goes. (他无论去哪里都看起来衣着得体。)
She's always neatly dressed, with her hair and makeup perfectly done. (她总是衣着整洁,头发和妆容都非常完美。)
I was impressed by how well-dressed the guests were at the wedding. (我对婚礼上宾客们衣着得体的印象深刻。)
It's important to be neatly dressed when you go to a job interview. (去面试时衣着整洁很重要。)