重点讲解：
1. prohibit sb. from sth./doing sth. （法律或掌权者）禁止，不允许；
Licensor shall not prohibit Licensee from using Know-how and Improvement after the expiration of Contract.
许可方不得禁止被许可方在合同期满后继续使用专有技术和改进技术。
2. cut off 停止，中断；
North Korea cut off dialogue with South Korea on Thursday, claiming the peninsula was on the brink of another war,
朝鲜星期四中断了跟韩国的对话，朝鲜声称，朝鲜半岛正在走向一场新的战争。
3. be based on 以……为基础；
The plan was based on sound commercial logic.
此计划基于合理的商业逻辑。
4. apply to 适用；
The principle of diligence and frugality applies to all undertakings.
勤俭节约的原则适用于一切事业。