expectation
n. 期待, 指望, 展望 [化] 期望值
发音
词形变化
别名
教材释义与例句
期待；预期；指望
what you think or hope will happen
Having raised expectations (= made people more hopeful ), he went on to help only a few people.
他唤起了大家的希望，但接着只是帮助了几个人。
The show exceeded all expectations (= was much better than expected ).
这场演出比人们预期的要好得多。
The number of people who attended fell short of expectations (= was lower than expected ).
出席的人数比预期的要少。
释义与例句
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1.
The act or state of expecting or looking forward to an event as about to happen.
等待
可数 不可数 -
2.
That which is expected or looked for.
期望
期待
可数 不可数 -
3.
That which is expected or looked for.
An implicit obligation or duty held by another in someone's view.
可数 不可数He struggled with his parents' expectations.
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4.
The prospect of the future; grounds upon which something excellent is expected to occur; prospect of anything good to come, especially of property or rank.
期望
期待
可数 不可数 -
5.
The value of any chance (as the prospect of prize or property) which depends upon some contingent event.
期望值
可数 不可数 -
6.
The first moment; the expected value; the long-run average value of a variable over many independent repetitions of an experiment.
可数 不可数 数学 -
7.
The arithmetic mean.
非正式 可数 不可数 数学 -
8.
The leaving of a disease principally to the efforts of nature to effect a cure.
可数 罕用 不可数 医学
词汇关系
相关短语
词源
From Middle French expectation, from Latin exspectātiō, from exspectō (“expect”). By surface analysis, expect + -ation. Displaced native Old English wēn.
来源：wiktionary