
expectation
词源
源自拉丁语 'expectationem'(期待、盼望),由 'ex-'(向外)和 'spectare'(看、观察)组成,字面意思是向外看或等待某事发生。
noun
❶ 指对某件事可能发生或某人可能做某事的强烈信念或希望,常基于经验或合理的推测。
“The team failed to meet the high expectations of their fans.”
(这支队伍未能达到球迷们的高期望。)
“She has great expectations for her new job.”
(她对她的新工作抱有很高的期望。)
❶ 指统计学中关于未来事件或结果的预测或估计,通常基于概率或数据分析。
“The expectation of rain caused many to carry umbrellas.”
(预计会下雨,所以很多人都带了伞。)
“In probability theory, expectation is a key concept.”
(在概率论中,期望是一个关键概念。)
常见短语
against all expectations — 指某事的发生或结果完全出乎意料,与所有人的预期相反。
“Against all expectations, the underdog team won the championship.”
(出乎所有人的意料,这支不被看好的队伍赢得了冠军。)
live up to expectations — 指达到或符合某人或某事的预期标准或要求。
“The new product lived up to customers' expectations.”
(这款新产品达到了顾客的期望。)
beyond expectations — 指某事的结果或表现比预期的更好或更出色。
“The concert was beyond expectations, with an amazing performance.”
(这场音乐会超出了预期,表演非常精彩。)