正文

VOA慢速英语:How Long Americans Live Depends on Where They Live

2017-05-12来源:VOA

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词汇讲解：

1.expectancy n. 期待，期望; 期望的东西
例句：The supporters had a tremendous air of expectancy.
支持者们充满了期待。

2.demonstrate vt.论证; 证明，证实
例句：The study also demonstrated a direct link between obesity and mortality
该研究还表明了肥胖症和死亡率之间存在直接的联系。

3.invest vt.投资; 花费;
例句：He invest all his money in a chinese restaurant.
他倾其所有投资一家中国餐馆。

4.appear vi.发表; 出现，显现; 出庭
例句：There appears to be increasing support for the leadership to take a more aggressive stance
好像有越来越多的人支持领导层采取更为强势的立场。

5.obesity n.肥胖症; 肥胖，过胖
例句：The study also demonstrated a direct link between obesity and mortality
该研究还表明了肥胖症和死亡率之间存在直接的联系。