probability

probability
(pl. -ies)
  1. [mass noun]the extent to which something is probable; the likelihood of something happening or being the case
    可能性；或然性
    the rain will make the probability of their arrival even greater.
    下雨使他们到来的可能性变得更大。
    ■[count noun]a probable event
    可能的事，或有的事
    for a time revolution was a strong probability.
    革命曾经是很可能的事。
    ■[count noun]the most probable thing
    最有可能发生的事
    the probability is that it will be phased in over a number of years.
    最有可能的是它将在若干年内分阶段被引入。
    ■(Mathematics)the extent to which an event is likely to occur, measured by the ratio of the favourable cases to the whole number of cases possible
    (数)概率
    the area under the curve represents probability.
    曲线以下的部分代表概率。
    [count noun]a probability of 0.5.
    0.5的概率。
常用词组
in all probability
  1. used to convey that something is very likely
    多半，很有可能；十有八九
    he would in all probability make himself known.
    他十有八九会使自己为人所知。
语源
  1. late Middle English: from Latin probabilitas, from probabilis 'provable, credible' (see probable)
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