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

• Therefore, the randomness of viscoelastic damping layer obviously influences the resonant response and sound radiation of structure.
  因此粘弹性阻尼层的随机性对抑制结构共振响应和声辐射的影响是较大的。
• By defining adjacent relations among the components of a chaotic sequence, we introduce a method based on network adjacent graph to depict the randomness of this sequence.
  通过定义混沌序列中元素之间的邻接关系，提出了一种基于网络邻接图的方法来刻画此序列的随机性。
• 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。
• 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；
• 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。
• Shown as the uncertainty, randomness and incompleteness of the signal, the mixing of the picture and symbol information, etc. in the information dealt with;
  在被处理的信息上，表现为信号的不确定性、随机性和不完全性，图像及符号信息的混合等；
• 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。
• And so you have to figure out how to take that randomness out of the experiment.
  因此你要明白怎么把随机数从试验中拿出来，有些时候你没法做一次有效的实验。
• 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。
• 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。