当你不再有梦想,当你对生活失去兴趣时,你才会变老。
You grow old when you cease to dream, and when you lose interest in life.
我对生活已经失去兴趣了。
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
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.
应用推荐