You ignite the food and burn it, and you see how many degrees centigrade the water gets raised, and that's the measure of calories.

点燃食物使其燃烧,然后观察水的温度上升了多少,就测量了这种食物的卡路里

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And I wrote a book called "Igniting Your Life", and I wrote a book called...

我还写了一本书叫《点燃你的生活》，还有一本书叫……

在洛杉矶写作 - SpeakingMax英语口语达人

This I must say, this topic ignited my imagination when I was a kid when I thought about it; when I was an athlete.

我必须承认，这个话题点燃了我的想象,当我是孩子时想到它;,当我还是一名运动员时。

哈佛公开课 - 幸福课课程节选