expectancy是什么意思？

expectancy

英[ɪkˈspektənsi] 美[ɪkˈspɛktənsi]

• n. 期待，期望，期望的东西；

复数：expectancies;

例句

• We were tense with expectancy. 我们因期待而神经紧张起来。
• Japanese people have a very high life expectancy. 日本人的平均寿命非常长。
• Pollution shortens considerably the life expectancy of a body of water. 污染使水体的估计寿命大为缩短.
• The average life expectancy was 40. 平均期望寿命曾是40岁。
• Average life expectancy went down from about 70 to 67. 平均预期寿命从70岁左右降到了67岁。
• The supporters had a tremendous air of expectancy. 支持者们充满了期待。
• Three of the six have comfortably exceeded their normal life expectancy. 6人中已经有3人轻松超过了正常的预期寿命。

英语四级真题

It helps increase their life expectancy.
出自-2012年12月阅读原文

柯林斯高阶英汉双解学习词典释义

• N-UNCOUNT
  期待;期望
  Expectancy is the feeling or hope that something exciting, interesting, or good is about to happen.
  例句
  The supporters had a tremendous air of expectancy. 支持者们充满了期待。

英汉词典释义

• n.
  期待;期望
  Japanese people have a very high life expectancy. 日本人的平均寿命非常长。 We were tense with expectancy. 我们因期待而神经紧张起来。

英英词典释义

• Noun
  1. pleasurable expectation
  2. something expected (as on the basis of a norm);
  "each of them had their own anticipations""an indicator of expectancy in development"

行业词典

• 医学： 预期：发生特定事项或情况的可能性；
  心理学： 期望；