| 1. | Give the clock another couple of winds . 给这座钟再上两圈发条。 |
| 2. | Our factory operates round the clock on three shifts . 我们厂日夜三班倒。 |
| 3. | The clock stands at ten to four . 那个钟上的时间是三点五十分。 |
| 4. | The mechanism of the clock is very complicated . 这台钟的机件结构很不简单。 |
| 5. | The clock is more than five minutes behind . 钟慢了不止五分。 |
| 6. | He studied around the clock for his history exam . 他日以继夜地准备历史考试。 |
| 7. | The clock strikes with a loud and clear sound . 钟声铿然。 |
| 8. | The clock hands pointed to ten minutes after five . 钟面上的长短针指着五点十分。 |
| 9. | The clock circuitry has also been built into the 8085 . 时钟线路也装入了8085中。 |
| 10. | He often works round the clock . 他经常通宵达旦地工作。 |