Definition
to exit a building where you are neither residing nor working, without being accompanied to the door by anyone
自行離開
After the meeting, please show yourself out, thank you.
會議結束後，請自行離開，謝謝。
After finishing the presentation, he confidently showed himself out of the office.
完成簡報後，他自信地自行離開了辦公室。
She didn't want to bother his assistant, so she decided to show herself out.
她不想麻煩他的助理，所以決定自行離開。