Word · Frequency #3811
random
随意的；偶然的；无目的的
Happening or chosen without any definite plan, order, or reason; haphazard.
- 1.
Occurring for no particular reason; haphazard, unpredictable.
- 2.
lacking any definite plan or order or purpose; governed by or depending on chance
缺乏明确计划、秩序或目的；由偶然决定或依赖于偶然
- 3.
Involving an outcome which is impossible to predict, but which may be represented by a probability distribution; in the ideal case, involving outcomes which are equally likely.
- 4.
Pseudorandom; mimicking the result of random selection.
随机的；概率的；伪随机的；缺乏明确计划、秩序或目的；由偶然决定或依赖于偶然；任意的；随便的
In use
The teacher picked a random student to answer the question.
I opened the book to a random page and started reading.
The lottery winners are chosen at random from all entries.
a random choice
bombs fell at random
random movements
be random
The selection process is completely random.
选择过程是完全随机的。
random + noun
Connections
Collocations
- random sample
- 随机样本
- The researchers selected a random sample of 100 participants.研究人员随机抽取了100名参与者作为样本。
- random selection
- 随机选择
- The winner was determined by random selection from all entries.获胜者是从所有参赛作品中随机选出的。
- random number
- 随机数
- The computer generated a random number between 1 and 100.计算机生成一个1到100之间的随机数。
- random event
- 随机事件
- The lottery is a random event with no predictable outcome.彩票是一个随机事件，结果不可预测。
- random access
- 随机访问
- Random access memory allows data to be read or written in any order.随机存取存储器允许以任意顺序读写数据。
- random variable
Learner notes
Memory Tip
联想'乱弹琴'，随意乱弹就是random。
Context & Register
多用于描述无规律、偶然的情况，在学术和日常语境中均适用，语气中立。
Grammar Note
通常用作定语或表语，表示无计划的、随机的。
Pronunciation & Spelling
None of these words rhyme with 'random' (/ˈrændəm/); they share the spelling ending '-dom' but have different stressed vowels. Also beware of similar-looking words like 'handsome' or 'ransom' which are spelled differently and do not rhyme.
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY, WORDNET.