| 1. | Please let me know beforehand .
请事先通知我。 |
| 2. | I must apologize for not notifying you beforehand
没有事先通知您，真对不起。 |
| 3. | Rates are subject to change without prior notice
房价可随时更改不事先通知 |
| 4. | " that of informing you beforehand of my coming .
“就是把我要来的情况事先通知您。 ” |
| 5. | You must give notice of changes in the arrangements
你要改变计划时必须事先通知大家。 |
| 6. | Actually i meant to notify you beforehand
实际上我是想事先通知你的。 |
| 7. | Prices are subject to alteration with or without notice
不管是否事先通知，价格可随时变动。 |
| 8. | Not to adhere to train timetables without prior notice
不依照时间表行车，而毋须事先通知乘客。 |
| 9. | This will be effected by the police without prior notice
警方在实施这项措施时，毋须事先通知。 |
| 10. | This will be effected by the police on site without prior notice
警方在实施这项措施时，毋须事先通知。 |
