random

英 [ˈrændəm]

美 [ˈrændəm]

adj.  随机的，随意的(非事先决定或不规则)
n.  随意

高考CET6考研TOEFLIELTSGRETEM8

Collins.2 / BNC.3811 / COCA.3619

同义词辨析

randomaccidentalcasual【导航词义：偶然的】

习惯用语

n.

at random
• 随意；随机；胡乱
  without deciding in advance what is going to happen, or without any regular pattern
• She opened the book at random (= not at any particular page) and started reading.
  她随意翻到一页就看了起来。
• The terrorists fired into the crowd at random.
  恐怖分子胡乱地向人群开枪。
• Names were chosen at random from a list.
  名字是从名单中随便点的。

牛津词典

adj.

• 随机的，随意的（非事先决定或不规则）
  done, chosen, etc. without sb deciding in advance what is going to happen, or without any regular pattern
  1. the random killing of innocent people
     对无辜者的随意杀戮
  2. a random sample/selection (= in which each thing has an equal chance of being chosen)
     随机抽样 / 选取
  3. The information is processed in a random order.
     信息是按随机顺序处理的。

noun

noun

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

adj

• lacking any definite plan or order or purpose
  1. a random choice
  2. bombs fell at random
  3. random movements

双语例句

• The mathematical models and calculation methods in the case of given strength and random strength are discussed.
  分别讨论了强度确定和强度随机两种情况下的数学模型和计算方法；
• Three people were killed by shots fired at random from a minibus
  3个人被从一辆面包车中发射的乱弹打死了。
• The competitors will be subject to random drug testing.
  参赛者将要接受随机药检。
• A weak law of large numbers for the weighted sums of non-identically distributed NA random matrix sequences is studied.
  研究了不同分布NA序列加权和最大值的弱大数定律，推广了前人的结果。
• 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。
• We would like to have the option of initializing an infinite random vector with the values in another vector.
  希望能够用另一个向量中的值对一个无限随机向量进行初始化。
• The list is arranged in a random order.
  名单排列不分先后。
• Any decent shot with telescopic sights could pick us off at random.
  任何借助望远镜瞄准器的像样射手都可以随意把我们逐个干掉。
• A general model of random walk in time-random environment in any denumerable space is established.
  文章在可数状态空间中建立了时间随机环境下随机游动的一个广泛的模型。
• I knew nothing beyond a few random facts.
  除了一些零星的情况外，我什么也不知道。