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

• The intrinsic randomness commonly ascribed to quantum mechanics is the result of this postulate.
  一般算在量子力学头上的内在随机性，其实正是这个外加假定的结果。
• 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。
• In this paper we will give an algorithm for designing GFSR sequences which satisfy the asymptotic randomness approximately.
  本文中，我们将给出一种设计GFSR序列的算法，所产生的序列近似地满足渐近随机性。
• 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；
• 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。
• 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。
• The part of growth we experience most directly is the randomness, which obscures the other patterns.
  在成长中，我们切身体验最深刻的就是这种随机性，它掩盖了其他的模式。
• 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。
• Life is just one more element of randomness in the randomness of things.
  生命是所有不可测的事物中又一个不可测的因素。
• Hence a word will correspond to a random statement about height, the randomness being induced by the signal.
  因此，一个字会对应一个担心高度随机的声明中，随机性被诱导的信号。