to express excitement about something or great interest in it

He was enthusing over a wonderful restaurant he'd been to. 他正津津乐地道说着他曾住过一家多么好的饭馆。

[ + speech ] "She's the best leader that this country has ever known!" he enthused. “她是这个国家有史以来最优秀的领袖！”他兴奋地说。

to get other people to share your excitement and interest in a particular subject

He was passionately interested in classical music but failed to enthuse his children (with it). 他酷爱古典音乐，但却没能让他的孩子也（对此）产生兴趣。