foggiest

例句:

• I did not have the foggiest idea what he meant.
  我根本不知道他是什么意思。
  
• "Haven't the foggiest."
  “大概要多久换一次呢？”——“我一点儿概念也没有。”
  
• I haven't the foggiest idea of how to solve this problem.
  我一点都不知道该怎样解决这一难题.
  
• Evolution and blind natural selection hasn't the foggiest notion where anything and everything is evolving to, or even why.
  来自SA
• No scientist has the foggiest notion of what energy or matter ultimately is, even though that is what sciences works with.
  来自SA
• So people don't have the foggiest idea of what we are talking about or what questions we are trying to answer.
  来自SA