She might have made her own plans to prevent our escape!

It was as if he wanted to prevent the books' escape.

I killed the men when they tried to kill me to prevent my escape.

I could only be locked in at night because they wanted to prevent my escape.

Hold them tightly all the way home to prevent escape.

The open field is an arena with walls to prevent escape.

George is last to the door of the keep but debris prevents his escape.

Close the Sanctuary, both to prevent their escape and to stand off the crowd.

"I think the King smashed it to prevent our escape."

Although it does not have a top, the sides curve in to prevent escape.