They always find a new angle, a different part to keen on especially this class. I think they are really keen on.

他们总能找全新的角度，和兴趣点,尤其是这个班级，我认为他们很有热情。

麻省理工公开课 - 媒体、教育、市场课程节选

I wrote about what I did over the summer, something that I was really passionate about.

我写了夏天我干了什么，我对此真的很有热情。

成绩不是全部 - SpeakingMax英语口语达人

And decently reclothed, I enter the ancient courts of ancient men, where received by them lovingly, I feed on the food that alone is mine and that I was born for.

合宜更衣之后，我进入先贤的远古殿堂，他们都热情地接待我，我饱食专属我个人的丰美知识,那也是我生来应做的事。

耶鲁公开课 - 政治哲学导论课程节选

I guess this means you ate it with enthusiasm.

我想这说明大家吃饭时充满热情

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选