解决的办法不是瓶装水，而是建立高质量的公共供水系统，为每个人都提供廉价的饮用水。
The solution is not bottled water. The solution is developing high quality public water systems that can provide inexpensive water for everyone.
建筑工程师设计建造我们国家的基础设施，这其中包括公共建筑，公路，供水系统，污染控制系统等。
Civil engineers design and build our nation's infrastructure, from public buildings and roads to water supply and pollution control systems.
这份研究报告建议，把更多的资金投入到公共供水系统周围缓冲区域的土地保护上。
The report recommends investing more money in conserving land in buffer zones around public water supplies.
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