孩子们的生日派对变得如同马戏团般喧闹，到处都是彩带和尖叫声。

The children's birthday party turned ___circus-like with streamers and screams everywhere.

这场政治活动有着马戏团般的氛围，充斥着夸张的演讲和花哨的横幅。

The political event had a ___circus-like atmosphere with exaggerated speeches and flashy banners.