Senior advisers with 'walk-in' privileges to the Oval Office need to be able to execute that privilege without concern for what particular meeting might be going on or documents might be visible at the time.

拥有进入美国总统办公室特权的高级顾问需要能够行使这一特权，而不必担心特定的会议可能正在进行，或者文件可能会在那个时候被看到。