艳丽的意思是颜色很鲜亮、很好看，常常用来说花、衣服或者女人。

"艳丽" means colors are very bright and beautiful, often used to describe flowers, clothes, or women.

这个词有一点书面的感觉，比一般的“好看”更强调颜色亮。

This word has a somewhat literary feel and emphasizes brightness of color more than the usual "good-looking".