As he warmed towards his subject, he infected his listeners with his own excitement.
他对自己的话题越讲越起劲, 那激动的样子感染了观众。
His jokes usually crumpled the listeners up.
他的玩笑使听众笑弯了腰。
The speaker ground on, oblivious of his listeners' boredom.
演说者唠唠叨叨, 没注意到听众的厌烦情绪.