boisterous

adj.狂暴的,喧闹的

喧闹的；吵闹的；活跃的

形容词

1. The children were being boisterous and wouldn't calm down.
孩子们非常活跃，不肯安静下来。
2. The boisterous crowd cheered loudly at the concert.
喧闹的人群在音乐会上大声欢呼。