hubbub

n.喧闹声; 嘈杂声; 喧闹; 骚乱; 混乱

牛津词典

noun

喧闹声；嘈杂声the loud sound made by a lot of people talking at the same time

It was difficult to hear what he was saying over the hubbub.声音太嘈杂，难以听清楚他的讲话。

喧闹；骚乱；混乱a situation in which there is a lot of noise, excitement and activity

the hubbub of city life闹哄哄的城市生活