unscheduled [ʌnˈskedʒu:ld]

例句:

• The aircraft made an unscheduled landing after developing an electrical fault.
  飞机由于发生电力故障而作了临时降落。
  来自柯林斯例句
• The ship made an unscheduled stop at Hawaii.
  轮船临时停靠在夏威夷。
  
• However, stealing a few minutes of unscheduled shut - eye does have its drawbacks.
  然而, 无规律地抽几分钟时间闭目养神,确实也有不足之处.
  
• Suddenly the bus makes an unscheduled stop.
  来自THETIMES
• Unscheduled maintenance, delays and cancellations cost airlines billions of dollars each year.
  来自WSJ
• That, Mr Oates says, will determine if bees are "unscheduled victims of pesticide use aimed at genuine pest insects".
  来自BBC