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

• Such convolutions leave the reader in a high state of uncertainty about what you just said.
  这样拐弯抹角使读者因不能确定你所说的话而十分着急。
• Global warming adds another layer of uncertainty and risk.
  全球变暖又增加了一层不确定因素和风险。
• It was a time of terrible uncertainty
  那是一切都很不确定的一段时间。
• All this uncertainty breeds insecurity.
  这样变来变去使人产生不安全感。
• So there are two uncertainties involved& the distance and the timing uncertainty.
  这里有两个不确定因素-，也就是时间和距离的不确定性。
• The conflict with Russia has certainly contributed to this uncertainty.
  与俄罗斯的冲突当然加剧了这一不确定性。
• Bush also admits to uncertainty in relation to religion.
  布什还承认了与宗教相关的不确定性。
• Around every corner lurked doubt and uncertainty.
  每个角落都暗藏着疑虑和不安。
• 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。
• That's the uncertainty of my measurement.
  我测量的不确定度就是这个。