peroration

详细解释:n. 结束语, 演讲, 夸夸其谈

英语解释：

名词 peroration:

a flowery and highly rhetorical oration(rhetoric) the concluding section of an oration

例句：

We had to listen to a peroration on the evils of drink!我们得听一个关於酗酒害处的冗长报告！