He says there are a number of simple, low-cost interventions that can improve the chances of a full-term birth.

VOA: special.2009.10.26

So the long-term cost, or the major cost is approximately the same as both models.

因此本项目的长期成本，或者主要成本,都是和其他两种模式差不多的。

麻省理工公开课 - 媒体、教育、市场课程节选

"We believe that,long term, Mexico is going to be a wonderful opportunity for retirees to live,the cost of medical services and health-related issues, but also the overall cost of living in Mexico is far lower."

VOA: special.2011.06.13

He was not kidding. The most significant detail is the cost of his plan and its impact on our long-term budget deficit,".

VOA: standard.2009.09.12