randomness

英 [ˈrændəmnəs]

美 [ˈrændəmnəs]

n.  随机性; 随意，无安排

计算机

BNC.25643 / COCA.21370

柯林斯词典

• ADJ 任意的；随机的；偶然的
  Arandomsample or method is one in which all the people or things involved have an equal chance of being chosen.
  1. The survey used a random sample of two thousand people across England and Wales...
     该调查在英格兰和威尔士随机抽样了2,000人。
  2. The competitors will be subject to random drug testing.
     参赛者将要接受随机药检。
• ADJ-GRADED 胡乱的；随便的
  If you describe events asrandom, you mean that they do not seem to follow a definite plan or pattern.
  1. ...random violence against innocent victims...
     加诸无辜受害者的无端暴行
  2. Children's words and actions are often fairly random.
     小孩子的言行常常是随性而为。
  3. ...random variations of the wind.
     风的变化不定
• PHRASE 随机地；偶然地
  If you choose people or thingsat random, you do not use any particular method, so they all have an equal chance of being chosen.
  1. We received several answers, and we picked one at random.
     我们收到了一些答复，并从中随机挑选了一个。
• PHRASE 胡乱地；随便地；任意地
  If something happensat random, it happens without a definite plan or pattern.
  1. Three black people were killed by shots fired at random from a minibus.
     3名黑人被从一辆面包车里胡乱射出的子弹打死了。

英英释义

noun

• the quality of lacking any predictable order or plan
  Synonym:haphazardnessstochasticitynoise
• (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work
  1. entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity
  Synonym:entropyS

双语例句

• Add some randomness to the ghosts movements, and you have Pac-Man.
  再为鬼魂的移动增加一定的随机性，这就是Pac-Man。
• The attributes of a structural system in engineering and the external loads acting on it are often characterized by randomness and fuzziness.
  实际工程中，结构系统的属性以及所受外载荷常常具有随机性和模糊性的特点。
• There are the natural randomness and fuzzy in the environmental evaluation of sea water.
  海水环境评价既存在自然的随机性，又有评价的模糊性。
• Research indicates that GDL have characteristics of randomness, irregularity and self-similarity.
  研究表明，扩散层具有随机性、无序性和自相似性等分形特性。
• Based on the concepts of randomness and fuzziness, a fuzzy reliability analysis method of probability density function equivalent is proposed in this article.
  依据随机性和模糊性的基本概念，提出了当量概率密度函数的模糊可靠性分析方法。
• It points out the complementarity between causality and randomness in regard to the study subject of social science.
  在社会科学的研究对象上，提出了因果性与随机性的互补；
• Randomness in this case is modelled as a Gaussian white noise process.
  模式中之随机性乃视为一高斯白噪音过程。
• Entropy is the measure of the disorder or randomness of energy and matter in a system.
  熵是对一个系统里的能量和物质随机程度的衡量。
• This is all uncertain but the sheer randomness of life is what gives these options their value.
  这些都是不确定的事，但正是人生的无常，才让这些选择有价值。
• The prediction accuracy of grey theory is limited by the dam's randomness.
  利用灰色理论的建模预测方法对随机性较大的数据预测精度不高；