random

1. [A] 任意的；无计划的 happening at any time;unplanned
2. [A] (统计)随机的 (in statistics) having an equal chance of success

• random guess瞎猜
• random remark胡说八道；随便说的话
• random sampling随意抽样

at random胡乱地；随便地；任意地

random sampling随机抽样；随意采样

random variable随机变数，随机变量；无规变量

random vibration随机振动

random number随机数

random noise随机噪声；不规则噪声

random access随机存取

random process随机过程；随机程序

random sample随机样本；随意抽取调查；随机样品

random field随机场

random walk随机游动；无规行走

random error随机误差；偶然误差

random selection随机选择；随机抽样

random signal随机信号

random number generator随机数发生器；随机数生成程序

random access memory随机存取存储器

simple random sampling简单随机抽样

random sequence随机序列

random copolymer[机]无规共聚物

stratified random sampling分层随机抽样

1. Men are exposed to more acts of random physical violence.
   男人受到更多的任意的身体强烈活动。
2. Most people know that the outcome of a coin toss is random.
   大部分人都知道掷硬币的结果是随机的。
3. The computer will generate apparently random numbers.
   电脑似乎将随机产生号码。
4. This random approach is not as dubious as one might expect.
   这种随意的途径并不象人们所预期的那样无把握。
5. All the random mingling and idle talk made him hate literary parties.
   所有随意的交往和闲谈都使他憎恨文学社。

1. Soiled dishes were piled at random.
   脏碟子胡乱地堆放着。
2. The librarian took a book at random from the shelf.
   图书管理员从书架上随便拿了一本书。
3. These fluctuations are random in nature.
   这种波动的性质是任意随机的。
4. This paper proposes a method of interference suppression for a random planar array.
   本文提出一种任意平面阵列抑制干扰的方法。

1. Complex organs made up of separate but necessary subsystems cannot be the result of random chance.
   复杂的器官是由独立的，必要的子系统组成，而且不能随机地形成。