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

• 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。
• But in urban system sequences, there still exist the randomness and fuzziness of academic research on the understanding of the towns.
  但在城镇体系序列中，存在对集镇认识上的随意性和学术研究上的模糊性。
• Pinball, like life, has a good share of randomness for which no theory can account.
  弹子球和生活一样，都包含没有理论能够说明的随机因素。
• But such fools for randomness are a distraction from the key issue: malfeasance.
  但是，这些瞎蒙的傻瓜干扰了人们对一个关键问题的认识：那就是渎职。
• 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。
• 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。
• 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。
• This dissertation mainly focuses on the investigation of deterministic randomness theory and its application to chaotic ciphers.
  本文主要研究确定性随机理论及在混沌密码学中的应用可行性。
• 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。
• 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。