Word · CEFR B1 · Frequency #3717
Fully loadedprobability
可能性；或然性
核心释义
the quality or state of being likely; the chance that something will happen
- 1.
可能的状态；或然性
The state of being probable.
- 2.
事件发生可能性的度量；表示有利情况与可能情况总数之比的数字
a measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible
- 3.
可能发生的事情。
An event that is likely to occur.
- 4.
可能性的特质；可能发生的事件或最可能发生的事件
the quality of being probable; a probable event or the most probable event
- 5.
事件发生的相对可能性。
The relative likelihood of an event happening.
- 6.
介于0和1之间、表示事件发生精确可能性的数字。
A number, between 0 and 1, expressing the precise likelihood of an event happening.
概率；可能发生的事；可能的状态；或然性；事件发生可能性的度量；表示有利情况与可能情况总数之比的数字；可能发生的事情。
用法In use
The probability of rolling a six on a fair die is one in six.
用法提示：概率作为名词，表示事件发生的可能性大小。
There is a high probability of rain tomorrow.
用法提示：概率作为名词，表示对事件可能性的估计。
The probability that she will win the competition is very low.
用法提示：概率作为名词，指事件发生的可能性。
the probability that an unbiased coin will fall with the head up is 0.5
for a while mutiny seemed a probability
going by past experience there was a high probability that the visitors were lost
相关词与表达Connections
搭配Collocations
- high probability
- 高概率
- There is a high probability of rain tomorrow.明天降雨的概率很高。
- low probability
- 低概率
- The probability of winning the lottery is very low.中彩票的概率非常低。
- probability distribution
- 概率分布
- The normal distribution is a common probability distribution.正态分布是一种常见的概率分布。
- conditional probability
- 条件概率
- Conditional probability measures the likelihood of an event given another event.条件概率衡量在另一个事件发生的情况下某事件的可能性。
- probability theory
学习提示Learner notes
记忆技巧Memory Tip
将 probability 拆解为 prob（可能）+ ability（能力），意为“可能性的能力”，即概率。
语境与语域Context & Register
该词在数学、统计学等专业领域严格使用，但在日常英语中也常表示“可能性”，整体语境中性偏正式。
发音与拼写Pronunciation & Spelling
All these words share the same stressed vowel and following sounds /bɪlɪti/, so they rhyme with 'probability'.
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
一起学习词形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 DICTIONARY_API_DEV, ECDICT, WIKTIONARY.