unforeseeable [ˌʌnfɔ:rˈsi:əbl]

例句:

• This is such an unforeseeable situation that anything could happen.
  这种情况很难预测，什么事都有可能发生。
  
• Building a dam here could have unforeseeable consequences for the environment.
  在这里修建水坝可能会对环境造成无法预料的后果。
  
• A budget must allow for both regular and unforeseeable expenses.
  一项预算应把固定开支和计划外开支都考虑在内.
  
• I dreamed of war, of might and right, of utterly unforeseeable logic.
  来自NEWYORKER
• This is misleading for our planet is undergoing massive and rapid changes with unforeseeable consequences for us all.
  来自SA
• We hope to knock this out in a week, unless we have problems that are unforeseeable right now.
  来自WSJ