英语 口语学习“不速之客”的英文怎么说？

　　Social terrorism means when someone you know comes to visit unexpectedly and inconveniently, often staying for a long time, and you can't tell them to leave without being rude.

　　Social terrorism(英语 口语学习译为“不请自来”或“社交炸弹”)指有熟人在你不太方便的时候突然到访，而且停留很长时间，你又不能很粗鲁地恳求人家离开。

　　英语　口语学习例句:

　　Yesterday, I was just about to go out, and then the doorbell rang. It was Sally, and she invited herself in and stayed for an hour! It was social terrorism!

　　昨天，我正要出门的时候，门铃响了。原来是莎莉，她也不客气就进了屋还待了一个小时!简直就是个不请自来!