| 1. | The central heating is on a time-switch .
集中供热设备是定时开关的。 |
| 2. | A man comes round regularly collecting scrap .
有个男人定时来收废品。 |
| 3. | He ought to live by regular hours .
他生活起居都应该有定时。 |
| 4. | All systems requiring accurate timing will require a crystal .
所有需要精确定时的系统都要用晶体。 |
| 5. | Two-way communication is available so that a computer may poll the controller .
有双向传输，因此计算机可以对控制定时询问。 |
| 6. | Two-way communication is available so that a computer may poll the controller .
有双向传输，因此计算机可以对控制器定时询问。 |
| 7. | Two-way communication is available so that a computer may pull the controller .
有双向传输，因此计算机可以对控制器定时询问。 |
| 8. | From meals that were happy finds and adventures, he had achieved meal-times .
他以往每餐饭都只是意外的收获，现在做到定时用餐。 |
| 9. | In final analysis, i am simply a cistern regularly filled, regularly drained .
归根结底，我不过是一个蓄水池，定时装满，又定时排空。 |
| 10. | After actuating a timing mechanism, undoubtedly he reached up and placed the bomb there .
打开了定时装置以后，他无疑地举起手来把炸弹放到了那里。 |
