| 1. | You will need an injection every four hours .
你要每隔四小时打一针。 |
| 2. | It takes four hours to go there and back .
往返要四个小时。 |
| 3. | Cook them four hours on a small, economical flame .
用文火把它们煮上四个钟头。 |
| 4. | Take ten drops every four hours .
每隔四小时喝十滴。 |
| 5. | We had been climbing now for more than four hours and were evidently getting nowhere .
这时我们已爬了四个多小时的山，显然一无所获。 |
| 6. | For four hours he exercised his leg, right up until for the second heat .
他整整站着练了4小时的腿，一直练到第二赛程要开始的时候为止。 |
| 7. | In less than four hours my enthusiasm had waned and i rather reproached myself for coming .
不到两个时辰，我早已意兴索然，颇悔此行了。 |
| 8. | Taking advantage of this favouring wind, we sailed merrily up the river for three or four hours .
我们兴致勃勃地乘风航行了三、四个小时。 |
| 9. | Rudolph was sailing near a dangerous, rocky place and the closest port was four hours away .
鲁道夫正航行于接近一个危险多岩的地方，而距离最近的港口，还有四个小时的航程。 |
| 10. | Why people are prepared to tolerate a four hour journey each day for the dubious privilege of living in the country is beyond my ken .
为了农村生活的模糊好处，人们为何甘愿忍受着每天在路上花四个小时，这便超越我的见识了。 |
