ostentatious

他的新车完全是为了炫耀，充满了不必要的豪华装饰。

His new car is purely for ___ostentatious display, loaded with unnecessary luxury features.

她在慈善晚宴上炫耀钻石珠宝，招来了周围人不赞成的目光。

Her ___ostentatious display of diamond jewelry at the charity dinner drew disapproving glances.

镀金的浴室配件在这栋朴素的房子里显得格格不入。

The ___ostentatious gold-plated bathroom fixtures seemed out of place in the modest house.