probability
UK/.prɒbә'biliti/US
NGSL 3k四级六级考研B1
释义
n.
The likelihood of something happening or being true
可能性;几率
n.
A mathematical measure of how likely an event is, between 0 and 1
(数学)概率(0 到 1 之间的量度)
词根拆分
词根派生probable(很可能的)+ -ity,即 prob-(证明/很可能)+ -ability(能……的)。词义住在 prob- 里,abil 添上「它能发生的程度」。在数学中它变成 0(不可能)到 1(必然)之间的精确数值。
词根 prob 还连着 14 个词常用搭配
- 1.high probability高概率
- 2.probability of success成功的可能性
- 3.calculate the probability计算概率
- 4.in all probability十有八九;极有可能
- 5.probability theory概率论
例句
- 1.
There's a high probability that the flight will be delayed.
航班延误的可能性很高。
- 2.
The probability of rolling a six is one in six.
掷出六点的概率是六分之一。
- 3.
In all probability, they already know the answer.
十有八九,他们已经知道答案了。