Once armed with a method for gaining access to iPhones, the government could ask to use it proactively, before a suspected terrorist attack—leaving Apple in a bind as to whether to comply or risk an attack and suffer a public-relations nightmare.
2017年12月六級真題（第三套）閱讀 Section B
The client sounded like a real nightmare.
2019年6月六級真題（第一套）聽力 Section A
Many of them instead become the kind of nuisance-lawsuit filer that makes the tort system a costly nightmare.