Someone who is boisterous is noisy, lively, and full of energy.
例句
...a boisterous but good-natured crowd...一群大声喧嚷但很和善的人Most of the children were noisy and boisterous.大多数孩子都又吵又闹。
英汉词典释义
adj.
热闹的;喧闹的;爱闹的;狂欢的
As midnight drew on,the party became more boisterous.随着午夜的临近,参加宴会的人变得更加喧闹。
凶猛的,粗鲁的
A boisterous horse must have a rough bridle.烈马要套粗笼头。
英英词典释义
Adjective
1. noisy and lacking in restraint or discipline;
"a boisterous crowd""a social gathering that became rambunctious and out of hand""a robustious group of teenagers""beneath the rumbustious surface of his paintings is sympathy for the vulnerability of ordinary human beings""an unruly class"
2. full of rough and exuberant animal spirits;
"boisterous practical jokes""knockabout comedy"
3. violently agitated and turbulent;
"boisterous winds and waves""the fierce thunders roar me their music"- Ezra Pound"rough weather""rough seas"