1. Life expectancies throughout the Caribbean and some Central American nations will drop into the 60s by 2010 when they would otherwise have been in the 70s without AIDS. 到2010年，整个加勒比地区和一些中美洲国家的预期寿命将下降到60岁，然而，如果没有艾滋病，这些国家的预期寿命将达到70岁。
2. The researchers estimated the impact on life expectancies using mortality data from 1991-2000. 研究人员通过1991年-2000年的死亡率数据来估计对预期寿命的影响。
3. These patients had no other options left and their life expectancies were between three and six months. 这些病人没有别的选择他们的生命预计只有3到6个月。
4. Requirements, software designs and even test scripts have relatively short life expectancies compared to code. 需求、软件设计，甚至测试脚本与代码比较有相对短的预期寿命。
5. The researchers also concluded “…that imaging a positive future can indeed increase expectancies for a positive future. 这些研究人员也总结道：“.....那些构想积极生活的人事实上也为他们的未来增加期望。”
