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

• 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；
• 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；
• 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。
• A New Method to Characterize and Enhance Randomness of Chaotic Sequences
  一种新的混沌序列随机性刻画及提高方法
• 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。
• 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 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。
• The research of structural reliability includes randomness model, fuzzy model, non-probabilistic model.
  结构系统可靠性研究分随机模型、模糊模型和非概率模型。
• 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。
• 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。