新年晚会是一场有激光秀和杂技表演的华丽盛典。

The New Year's Eve party was a stunning ___extravaganza with laser shows and acrobatics.

这场婚礼是场奢华盛典，有烟花表演和交响乐团现场演奏。

The wedding was an ___extravaganza with fireworks displays and a live symphony orchestra.