| 单词 | 随机 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔ASK〕For its study the company polled 150 randomly selected physicians. 该公司随机抽取了150名内科医生作调查研究。朗文写作活用〔CHANCE〕Participants for the show are randomly selected from a long list. 参加表演的人是从长长的名单上随机挑选出来的。朗文写作活用〔GROUP〕These responses were drawn from a random sample of the electorate. 这些回答是从选民中随机抽取的。朗文写作活用〔MEANING〕What is meant by the term ‘random access’? “随机存取”一词是什么意思？朗文写作活用〔PLAN〕The only way to manage when you have small kids is to take things as they come. 有了孩子以后，只能遇到事情随机应变了。朗文写作活用〔RAM〕My computer is slow because it needs more RAM.我的电脑运行速度慢，它需要容量更大的随机存取存储器。韦氏高阶〔SRAM〕Static RAM.静态随机存取内存美国传统〔TELEVISION/RADIO〕The announcer said that the contestants had been chosen at random. 主持人说参赛者是随机挑选出来的。朗文写作活用〔TEST〕Athletes will be subject to random drug testing. 运动员要接受随机抽样的药物检测。朗文写作活用〔accidental〕The timing of the announcement was purely accidental.那份声明的发布时间完全是随机选定的。韦氏高阶〔appropriately〕Watch trends and react appropriately.静观形势, 随机应变。外研社新世纪〔breath test〕Police will conduct random breath tests.警察将随机进行呼吸测醉检查。柯林斯高阶〔combination〕Mathematics One or more elements selected from a set without regard to the order of selection.【数学】 组合：从一组数字中随机选取一个或一个以上元素美国传统〔cumulative〕Of or relating to the sum of the frequencies of experimentally determined values of a random variable that are less than or equal to a specified value.累积的：在一个随机变量小于或等于某个固定值的试验中求出频率总数的美国传统〔cut〕Games To divide a pack of cards into two parts, especially in order to make a chance decision or selection.【游戏】 签牌，抽牌：把一副牌分成两份，尤指为了作出随机决定或选择美国传统〔data〕The research involves collecting data from two random samples.该项研究需要从两个随机样本里收集资料。朗文当代〔diffusion〕The spontaneous intermingling of the particles of two or more substances as a result of random thermal motion.分子扩散运动：两种或更多种物质的分子由于随机的热运动自发混合在一起美国传统〔divide〕They were randomly divided into three groups.他们被随机分成三组。牛津搭配〔double-blind〕A randomized double-blind study was carried out to test the drug's effectiveness.进行了随机双盲研究以测试药效。牛津高阶〔draw〕We drew names randomly out of a hat.我们从一个帽子里随机抽出写有姓名的字条。牛津搭配〔drug〕Truck operators could face heavy penalties if their drivers test positive to random drug checks.如果司机的随机药检结果呈阳性, 货车运输公司会受到严重处罚。外研社新世纪〔entropy〕A measure of the disorder or randomness in a closed system.随机计量单位：在封闭体系中对无序和随机的计量单位美国传统〔epoch〕Astronomy An instant in time that is arbitrarily selected as a point of reference.【天文学】 历元：被随机选作参考点的时间中的某一瞬间美国传统〔expected value〕The integral of the probability density function and a continuous random variable over its range of values.期望值：概率函数和超过其值域的随机变量的整数解美国传统〔flight engineer〕The crew member responsible for the mechanical performance of an aircraft in flight.随机工程师：飞机空勤组中负责机械操作的人员美国传统〔hat〕The first 10 correct entries drawn out of the hat will win a pair of tickets, worth £20 each.随机抽出的前10位答对问题者将获得两张票，每张价值20英镑。柯林斯高阶〔hat〕The first 10 correct entries drawn out of the hat will win a pair of tickets, worth £20 each.随机抽取的前10位答对问题者每人可获得两张票, 每张价值20镑。外研社新世纪〔lottery〕The State Department issues 55,000 visas each year by lottery.国务院每年随机签发 55,000 张签证。朗文当代〔memory〕Statistics The set of past events affecting a given event in a stochastic process.【统计学】 过去发生的事：在一随机过程中影响一给定事件的过去发生的一组事件美国传统〔occasion〕The choir rose to the occasion and sang beautifully.唱诗班随机应变，歌唱得好听极了。牛津搭配〔pick〕The fairest way to decide the winner is to pick a name out of a hat/at random (= without looking or choosing).决出优胜者最公平的办法是任意／随机选取一个名字。剑桥高阶〔pick〕They picked a name out of a hat.他们随机从帽子里抽出一个名字。韦氏高阶〔play〕We'll see what the weather's like and play it by ear .我们将根据天气情况随机应变。朗文当代〔preload〕The PC comes with office software preloaded.这台电脑随机预装了办公软件。牛津高阶〔probability distribution〕A function of a discrete random variable yielding the probability that the variable will have a given value.概率分布：对每一个随机变量可能出现的值赋以这个值出现的概率的函数美国传统〔probability theory〕The branch of mathematics that studies the likelihood of occurrence of random events in order to predict the behavior of defined systems.概率论：数学的分支，研究随机事件发生的可能性以预测某一确定体系的活动规律美国传统〔pseudorandom〕Of, relating to, or being random numbers generated by a definite, nonrandom computational process.伪随机的：与由一个确定的，非随机计算过程产生的随机数字有关的，这种随机数的，是这种随机数的美国传统〔random sample〕A random sample of people filled out the survey.随机抽取的人员填写了调查材料。韦氏高阶〔random variable〕A variable whose values are distributed according to a probability distribution.随机变量：其值根据可能性分布而确定的变量美国传统〔random walk〕A series of sequential movements in which the direction and size of each move is randomly determined.随机走动：一系列的顺次运动，每次运动的方向和大小是随机确定的美国传统〔random-access memory〕A memory device in which information can be accessed in any order.随机存取存储器：一种能够以各种顺序访问信息的信息存储器美国传统〔randomized〕The randomized study will compare students' achievement in different types of school.这项随机研究将对比不同学校学生取得的成绩。剑桥高阶〔randomize〕A randomized study of patients treated with the drug showed it to be effective.我们随机挑选了一些使用此种药物进行治疗的病人进行研究，发现这种药物确实有效。韦氏高阶〔randomize〕Properly randomized studies are only now being completed.真正的随机研究现在才接近完成。柯林斯高阶〔randomize〕Scrambling is a technique used to randomize a data stream.混排是使数据流随机化的一种技术。剑桥高阶〔randomize〕The numbers have been randomized.这些数字是随机排列的。韦氏高阶〔randomize〕The numbers have been randomized.这些数字是随机选择的。朗文当代〔randomize〕The wheel is designed with obstacles in the ball's path to randomise its movement.设计轮盘时在小球的行进路线上设置了障碍, 以使其运动随机化。外研社新世纪〔randomize〕The wheel is designed with obstacles in the ball's path to randomise its movement.设计轮盘时在小球的行进路线上设置了障碍，以使其运动随机化。柯林斯高阶〔randomly〕The competitors will be subject to random drug testing.参赛者将要接受随机药检。柯林斯高阶〔randomly〕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。柯林斯高阶〔randomly〕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。柯林斯高阶〔random〕A random sample/sampling/selection of doctors from around the country were selected for the study.为进行这项研究，从全国各地随机抽样选出了一些医生。韦氏高阶〔random〕Statistics Of or relating to the same or equal chances or probability of occurrence for each member of a group.【统计学】 随机的：同组中每个成员都有相同或平等机会或可能出现的美国传统〔random〕The company has introduced random drug testing of its employees.公司对雇员进行了随机药物测试。朗文当代〔random〕The competitors will be subject to random drug testing.参赛者将要接受随机药检。外研社新世纪〔random〕The computer program generates a list of random numbers.计算机程序可以生成一列随机数字。韦氏高阶〔random〕The information is processed in a random order.信息是按随机顺序处理的。牛津高阶〔random〕The pause in speech is by no means of random occurrence.言谈中的停顿决不是随机发生的。英汉大词典〔random〕We asked a random sample/selection of people what they thought.我们随机挑选一些人，问了他们的想法。剑桥高阶〔random〕We looked at a random sample of 120 families.我们研究了随机抽样的 120 个家庭。朗文当代〔random〕We picked the number at random.我们随机抽取了这个数字。外研社新世纪〔random〕We tasted the wines in random order and then rated each.我们按随机顺序品尝这些葡萄酒，然后逐一进行评价。韦氏高阶〔regression〕Statistics The relationship between the mean value of a random variable and the corresponding values of one or more independent variables.【统计学】 回归：随机变量的平均值和相应的一个或多个独立变量的值之间的关系美国传统〔researcher〕Researchers found 17% of their random sample to be severely depressed.研究者发现随机选出的受试者中有 17% 的人精神严重抑郁。牛津搭配〔sample〕Out of a random sample of drivers, 21% had been in an accident in the previous year.在随机抽样调查的驾驶员中，有 21% 曾在上一年发生过事故。朗文当代〔sample〕The interviews were given to a random sample of students.随机抽选出部份学生进行了采访。牛津高阶〔sample〕The study took a random sample of 100 students from 3 schools.随机抽样麦克米伦高阶〔sample〕The survey was done using a group of 100 children randomly sampled from the school population.调查对象是从全校学生中随机选出的 100 个孩子。牛津搭配〔sample〕We based our analysis on a random sample of more than 200 males.我们随机抽查了 200 多名男性，并在此基础上进行分析。柯林斯高阶〔scattershot〕He fielded the committee's scattershot questions.他巧妙地回答了委员会随机提出的问题。外研社新世纪〔screening〕Players must pass three random drug screenings.运动员必须通过三次随机的违禁药物检测。韦氏高阶〔selection〕We interviewed a random selection of teenagers.我们随机采访了一批青少年。牛津搭配〔select〕People were selected at random to take the survey.参与这个调查的人群是随机选择的。韦氏高阶〔select〕The winning entry will be selected at random by computer.获胜者将由计算机随机选出。牛津搭配〔shuffle〕Games To mix playing cards, tiles, or dominoes together so as to make their order random.【游戏】 洗牌：将纸牌、麻将牌或多米诺骨牌混在一起以使它们的排列随机化美国传统〔shuffle〕Games To mix together (playing cards, tiles, or dominoes) so as to make a random order of arrangement.【游戏】 洗牌：将（纸牌、麻将牌或多米诺骨牌）混在一起以便产生一种随机的排列组合美国传统〔shuffle〕I put my iPod on shuffle and drove home.我开车回家，让iPod随机播放着歌曲。剑桥高阶〔shuffle〕I put the iPod on shuffle and hit play.我把 iPod 设置成随机播放，然后按播放键。牛津高阶〔spot check〕An inspection or investigation that is carried out at random or limited to a few instances.抽样调查：随机地仅限于几个事例的检查或调查美国传统〔sprinkle〕To distribute or intersperse at random.随意分配：星星点点地随机分布美国传统〔staticky〕Relating to or producing random noise accompanying transmitted or recorded sound.静电声音的：有关或产生伴随传送或纪录声音的随机噪声的美国传统〔static〕Random noise, such as crackling in a receiver or specks on a television screen, produced by atmospheric disturbance of the signal.随机噪声：随机噪声，如接收器中的碎啪声或电视屏幕上的光斑，是由信号的大气干扰造成的美国传统〔strip search〕The administrators ordered random strip searches of all prisoners.管理人员下令对所有犯人进行随机光身搜查。韦氏高阶〔think on your feet〕I'd never heard about the company before, so I had to think on my feet.我以前从来没有听说过这家公司，只好临时随机应变。剑桥高阶〔thought〕Let me share a few random thoughts with you.让我跟你分享一些随机的想法。牛津搭配〔toe〕They do random checks to keep workers on their toes.他们随机进行抽查，让工人不懈怠。朗文当代〔turbulent flow〕The motion of a fluid having local velocities and pressures that fluctuate randomly.湍流：流体的一种流动，它在某一点的速度和压力随机不规则地变化美国传统〔unselective〕Marked by random selection.以随机选择为特征的美国传统〔variate〕A random variable with a numerical value that is defined on a given sample space.随机变量：在给定的样本空间内定义的，具有一个数值的随机变量美国传统〔warm boot〕The act or process of restarting a computer without turning off the power. A warm boot erases everything in RAM and then reloads the operating system into RAM.重新启动计算机，热启动：不用切断电源开关而重新启动计算机的行为或过程。热启动可删除随机存取内存内的所有数据，随后重新将操作系统载于随机存取内存美国传统〔wits〕Travellers need to keep their wits about them.旅行者需要随机应变。外研社新世纪〔wit〕Travellers need to keep their wits about them.旅行者需要随机应变。柯林斯高阶Avoid bias in your research by random sampling.在你的随机抽样调查中要避免误差。牛津商务Create passwords using a random assortment of letters, numbers and symbols.使用随机组合的字母、数字和符号产生密码。牛津商务Psychoanalysts say his case was an extreme paranoia, otherwise he would not have killed people at random. 心理分析师说他的病例是一种极端的偏执狂，要不然他也不会随机杀人了。译典通Questionnaires were sent to a random sample of 5 000 households.问卷寄给了随机抽取的 5 000 个家庭。牛津商务Select a customer at random each month to receive a special gift.每月随机选择一位顾客领取一份特别的礼物。牛津商务The information is processed in a random order.信息是按照随机顺序处理的。牛津商务Two basic types of internal memory are used in digital computers: Read-Only Memory (ROM) and Random-Access Memory (RAM).两种基本内存被应用于数字计算机中: 只读存储器和随机存储器。剑桥国际 |
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