tinsel
noun [ U ] uk/ˈtɪn.səl/ us/ˈtɪn.səl/
（尤指圣诞节期间的）金属箔装饰物，闪光纸装饰物
long pieces of thin, shiny material used as decoration, especially at Christmas
a Christmas tree decorated with tinsel 缀有闪光纸饰物的圣诞树
disapproving（尤指娱乐业或某人的生活方式）花哨而低俗，浮华
something, especially the entertainment business or someone's way of living, that seems exciting and attractive, but is really of low quality or value
The show was all tinsel and glitter. 这一展览会华而不实。