1.prior to 在…之前，先于，优先
例句：Prior to stepping foot in this room, I had never met her before in my life.
在我踏足来到这个房间之前，我甚至一辈子都没有见过她。

2.proceed to 向（某地）进发，转到、进入，从较低学位进而得到(较高学位）
例句：Let's proceed to the actual work.
现在让我们开始实际的工作。

3.prohibit from 禁止，妨碍,阻止
例句：The last is to prohibit from gaining testimony with illegal means.
三是禁止以非法方法获取口供。

4.protect against (或 from)保护，防护
例句：So why not have the underlying system automatically protect against these problems?
那么为何不让底层系统自动保护程序避免这些问题呢？

5.provide with 提供，供给，给予
例句：Instantly, they provide with the encouragement and boost my motivation.
瞬间，这些格言会给我勇气，激励我前行。

6.proud of 感到自豪，感到光荣
例句：They were proud of their work, and they should be.
他们为他们的工作而自豪，这是应该的。