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

• It was a time of terrible uncertainty
  那是一切都很不确定的一段时间。
• 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。
• The thesis puts emphasis on the uncertainty of dynamic economic law, including the uncertainty of economic law's legislation, execution and judicature.
  本文对经济法的不确定性的研究侧重于经济法在动态意义上的不确定性，即经济立法、经济执法和经济司法的不确定性。
• 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。
• 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。
• 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。
• 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。
• A parametrical uncertainty analysis of flexible multibody systems was presented.
  研究了柔性多体系统的参数不确定性问题。
• All this uncertainty breeds insecurity.
  这样变来变去使人产生不安全感。
• We compared the uncertainty result with the two methods.
  并对两种方法评定的不确定度结果做了比较。