最有光泽的英语怎么说

你可以用 "most lustrous" 来形容最有光泽的东西。
Lustrous 这个词来源于拉丁语的 "lustrum"，意思是 "光亮" 或 "有光泽"。
例句：
The new car's paint job was the most lustrous I had ever seen. 我见过的新车漆工最有光泽。
The actress's hair was so lustrous, it almost looked like it was glowing. 这位女演员的头发如此有光泽，几乎看起来像是在发光。