at a stretch

汉语翻译

例句：

1. After travelling for three days I slept for twenty hours at a stretch.
   连续３天旅行之后，我一连睡了２０个小时。
2. Can you work for six hours at a stretch?
   你能不能不休息连续工作6小时吗？
3. She worked for six hours at a stretch.
   她连续工作了六个小时。
4. He was so hungry that he ate up his meal at a stretch.
   他太饥饿了，一口气就把饭吃光了。