She moved sharply across the room to block his exit.

她疾步冲到门口，挡住他的去路。

《牛津词典》

Synchronized methods and blocks allow a thread to lock an object on entry and unlock the object on exit (to the method or block).

同步的方法和代码块允许线程在入口处锁定对象并在出口处解锁(针对方法或代码块)。

youdao

The GOTO label statement can unconditionally exit from a loop and transfer control to the executable statement or statement block that follows the specified statement label.

GO TO标签语句可以无条件地退出循环，并将控制权转移到跟在指定的语句标签之后的可执行语句或语句块。

youdao

In fact it is almost impossible to block the exit for the highly skilled if the lure is strong enough.

ECONOMIST: Open up | The

Ian Feeney-King, landlord of the Cross Keys, told X-Ray, that the pub was pretty narrow inside and with 28 years' experience in the trade, he felt the scooters could block an exit and cause a fire hazard.

BBC: Debbie Morgan, Jane Hodgens and David Thomas

Ceding the C block to Verizon would allow Google to exit the auction gracefully and direct its billions elsewhere.

FORBES: Google Likely Out, And Happy