expectancy
[ik'spektənsi,-təns]
n. 期望，期待
同义词
参考例子
1.And life expectancy can go down as well as up.
而且平均寿命不仅可能增加，也可能会减少。
2.Captain tell you the life expectancy for pilots around here?
上校告诉你们飞行员的平均寿命有多长吗？
3.To live such a long life expectancy, at 40 years of age when it must make a difficult but important decision.
为了能活这么长的平均寿命，在它40岁的时候必须做一个困难但是非常重要的决定。
英文解释
n.
1.pleasurable expectation
2.something expected (as on the basis of a norm)
网络释义
expectancy
期望; 期待; 期望值; 期待，期望;
life expectancy
预期寿命; 期望寿命; 平均余命; 预计期限;
Expectancy Effect
期望效应; 预期效应;
Expectancy Model
期望模型; 期待模型; 诱意性
expectancy theory
期望论; 预期论; 期望值理论; 期看理论;