In a slip of the tongue the schemer exposed his true motivation.

阴谋者一时口暴露了的动机。

He exposed himself to the enemy's gunfire.

暴露在敌人炮火之下。

The parvenu was much too foxy to let slip even a hint of his working-class background.

暴发户十分狡猾，决不暴露是工人出身这一事实。

He who excuses himself exposes himself.

越为辩解的人越暴露的。

He never revealed his identity.

从未暴露过的身份。