| 1. | He was so engrossed in his work that he frequently stayed up until the small hours .
他全神贯注地工作，经常工作到下半夜。 |
| 2. | I often work until nearly 6 : 00 o ' clock each day
我每天经常工作到将近六点钟。 |
| 3. | This is the steel works where we often work
2这是我们经常工作的那个钢铁厂。 |
| 4. | The best designer is often working in the marketing department
最好的设计者是经常工作在市场部门的人。 |
| 5. | In order to succeed in business , you often have to work long hours
为了在事业上的成功，你得经常工作很长时间。 |
| 6. | Miners and others who work around some kinds of dust and chemicals are at higher risk
采矿工人和其他经常工作在灰尘和化学物质含量超标地方的人有很大的危险。 |
| 7. | My husband is writing a book on the structure of english sentences , and he often burns the midnight oil
我丈夫正在写一本有关英语句子结构的书，他经常工作到深夜。 |
| 8. | They hardly ever see each other . dad often works late , and mom has all these committees she ' s on
他们几乎从不见面。爸爸经常工作很晚回来，妈妈又在那么多的委员会里从事工作。 |
| 9. | Ahmadinejad , who has been known for his ability to work hard , said he is often at his desk by 5 : 30 am and sometimes does not leave until after midnight
内贾德总统以努力工作而著称。他说自己经常工作到凌晨5点半，有时到了半夜才离开办公室。 |
| 10. | The purpose is that the current transformer often working in wide range current could always get the output current with less error , what means that the ct is in steady low error grade
为了使经常工作于宽量程电流的电流互感器始终获得较小误差的输出电流，也就是让它具有稳定的低误差等级。 |
