单词
expectancy
读音
ɪkˈspektənsi
美式
英式
词根
Expectancy 这个词来自于 Latin expectare，其中 ex- 是词缀表示“出”，-pect- 是词根表示 "look"。
释义
n. 期望，期待 [ 复数 expectancies ]
例句
The average life expectancy was 40.
平均期望寿命曾是40岁。
The supporters had a tremendous air of expectancy.
支持者满怀期待。
Being taller is associated with longer life expectancy.
个子越高，寿命越长。
The average life expectancy was 40.
平均期望寿命曾是40岁。
The supporters had a tremendous air of expectancy.
支持者满怀期待。
Being taller is associated with longer life expectancy.
个子越高，寿命越长。
强化记忆
你可以通过一个简单的记忆法则来记住这个单词，把它分解为 ex-pect-ancy。其中 ex- 在拉丁语中的意思是"out"，pect 的原始意思是"look"，-ancy 是名词后缀表示状态。因此，你可以理解为"外面观看的状态"，也就是期待。词根 expect 在拉丁语中表示期待、守候。expectancy 在英语中最初的意思是期待，后来发展出生活期望值的意思。
看视频学发音
maybe the most elemental measure of progress that we have.Life expectancy at birth.The length of time
and they activate in their life, that's worth about seven yearsof extra life expectancy.There's no longevity diet.
Ten minutes away, 4.5 miles,10 years life expectancy difference,and not because of the choices people are making.
So in one century,we doubled global life expectancy.And to give a sense of what this looks like geographically,
compared to accepting communities.Twelve years reduced life expectancy.When I read that in The Advocate magazine this year,
所属分类
大学,出国,专四专八,其他
所在词典
