例句-1: "ever since grandmother died, grandfather has been eating his heart out--he's lost all interest in life and won't even get out of bed to eat."
这个人说:“自从祖母去世后,祖父非常伤心,他对生活失去了一切兴趣,都不愿意起床吃饭。”
to eat one's heart out还可以用在另一种场合,也就是半开玩笑地让别人对你产生妒忌。你听了下面这个例子就会明白它的意思了。这是一个大学生在对他的要好朋友说话:
例句-2: "hey, pete, you know that girl in the physics class you like so much, the one who won't pay any attention to you? well, eat your heart out, buddy--i'm taking her out for dinner and a movie saturday night."