| 1. | The divergence time is now greater than 30 sec . 发散时间超过30秒。 |
| 2. | He went into a coma at 2: 30 in the morning . 他在早晨两点半陷入昏迷。 |
| 3. | He gave me 30 dollars into the bargain . 他另外又给了我三十元。 |
| 4. | Certain rushes reached 30 feet in height . 某些蒲类高达三十英尺。 |
| 5. | Applications must be in by 30 april . 申请书必须在4月30日前送交。 |
| 6. | The exhibition centre closes at 17 : 30 . 展览馆十七点半关门。 |
| 7. | The shaft inclines almost 30 degrees . 这口井几乎偏了30度角。 |
| 8. | The cook get 30 pounds a week and all found. 这厨师每周工资30镑并免费膳宿。 |
| 9. | He does odd jobs that bring him in about 30 a week . 他做零工每周可赚约30。 |
| 10. | We are invited for 7 : 30 . 我们接到邀请,时间为七点三十。 |