be fervent and excited 慷慨激昂

“慷慨激昂”，汉语成语，意思是精神振奋，情绪激昂饱满。可以翻译为“be fervent and excited，with strong emotion或in a vehement and impassioned tone”等。

例句：

他的一番话慷慨激昂，非常感人。

His impassioned speech was very moving.

他挺身而出，在大庭广众面前，慷慨激昂地讲了一通。

He got up in front of the huge crowd and made a moving and fiery speech.