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 energy uncertainty in turn appears as a variability in the apparent mass of the particle.
  这种能量的不确定范围，又表现为粒子表观质量的可变性。
• A method for evaluation of uncertainty was established with standard deviation of relative error.
  建立了一种以相对误差的标准偏差统计不确定度的评估方法。
• All this uncertainty breeds insecurity.
  这样变来变去使人产生不安全感。
• The uncertainty created by this situation must be confusing for you.
  这种局面所造成的不确定性肯定让你感到困惑。
• 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。
• Economic and political risks fuel uncertainty.
  经济和政治风险加剧了市场的不确定性。
• China had created uncertainty, insecurity and instability in the region.
  中国在该地区制造了不确定性、不安全和不稳定。
• It was a time of terrible uncertainty
  那是一切都很不确定的一段时间。
• 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。
• 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。