uncertainty

英 [ʌnˈsɜːtnti]

美 [ʌnˈsɜːrtnti]

n.  犹豫; 迟疑; 无把握; 拿不定的事; 令人无把握的局面

复数：uncertainties　

IELTS化学

Collins.2 / BNC.2981 / COCA.3728

牛津词典

noun

• 犹豫；迟疑；无把握
  the state of being uncertain
  1. There is considerable uncertainty about the company's future.
     这家公司的前景相当渺茫。
  2. He had an air of uncertainty about him.
     他显出将信将疑的神情。
• 拿不定的事；令人无把握的局面
  something that you cannot be sure about; a situation that causes you to be or feel uncertain
  1. life's uncertainties
     人生的不可知因素
  2. the uncertainties of war
     战争带来的不确定性

柯林斯词典

• N-VAR 不确定；犹疑
  Uncertaintyis a state of doubt about the future or about what is the right thing to do.
  1. ...a period of political uncertainty.
     政治动荡的一段时期
  2. ...the uncertainties of life on the West Coast.
     西海岸生活的迷茫

英英释义

noun

• being unsettled or in doubt or dependent on chance
  1. the uncertainty of the outcome
  2. the precariousness of his income
  Synonym:uncertainnessprecariousness
• the state of being unsure of something
  Synonym:doubtincertitudedubietydoubtfulnessdubiousness

双语例句

• This paper is concerned with Robust stabilization problem for linear neutral delay systems subject to parameter uncertainty.
  研究了一类线性参数不确定中立时滞系统的鲁棒镇定问题。
• They hoped the waiting and the uncertainty would wear down my resistance
  他们希望拖延搁置会瓦解我的抵抗。
• One option gives me a pile of hard cash, but uncertainty and the stigma of unemployment.
  选择一给了我一笔实实在在的现金，但也带来了不确定性和失业这个污点。
• Aerodynamic performance robustness constrained models are built which are subject to the uncertainty factors of velocity and twist angle.
  建立了面向速度和扭转角两个不确定性因素的气动性能稳健性约束模型；
• It was a time of terrible uncertainty
  那是一切都很不确定的一段时间。
• Mist is a symbol of danger and uncertainty in Great Expectations.
  在《远大前程》中雾是危险和不确定性的象征。
• Separation, they say, could cause uncertainty, confusion and inefficiency.
  他们称，分开可能导致不确定性、困惑和效率低下。
• The only thing to do is to fling caution to the winds and make a decision, right or wrong; anything is better than uncertainty.
  唯一可行的就是大胆作出决定；对也罢，错也罢，反正总比举棋不定好。
• Each of the three following situations is characterized by a different kind of uncertainty.
  在以下三种状态中，每一种状态都由一种互不相同的不定性所表征。
• Given the uncertainty over Leigh's future I was left with little other choice.
  考虑到利前途未卜，我没有什么选择余地。