for hours

• We talked for hours about the meaning of life .
  我们谈人生的意义谈了几个小时。
• He is habituated to studying for hours on end .
  他习惯连续几个小时不停地读书。
• She shuts herself in her study for hours .
  她一个人关在书房里一呆就是几个小时。
• They talked for hours together .
  他们连续谈了好几个钟头。
• They talked for hours and hours .
  他们谈了很长很长时间。
• I often fish for hours without catching anything .
  我常常垂钓很长时间而一无所得。
• They had to stand for hours without changing position .
  他们得一动不动地站几个小时。
• Mary will read for hours .
  玛丽常常一连读书几小时。
• There are nights when i sit for hours locked .
  有时我夜间一坐就是几个小时--一筹莫展。
• The house burned for hours before the blaze was put out .
  那所房子燃烧了数小时火才扑灭。