He sizes up the guards standing nearby and waits for his chance to make a break for the gate.

他估量着附近警卫站立的位置，等待着他的机会，准备冲向大门逃走。

youdao

It's a chance for inmates to pick up a new hobby, but it's also a part of the prison's dynamic security strategy: occupied prisoners are less likely to lash out at guards and one another.

这是犯人们培养新爱好的一个机会，但同时也是监狱的动态安全策略的一部分：全心投入到一件事情中时，犯人很少会和狱警或狱友发生冲突。

youdao

The main business of a company called Command Security Corporation, based in upstate New York, was hiring out security guards, and an association with Rudy Giuliani offered an obvious chance to heighten its profile and trade on his name.

NEWYORKER: Mayberry Man