AWWA

例句：

1. 1.The AWWA is responsible for the safety and quality of water supplies in the United States.
   美国供水协会负责美国水供应的安全性和质量。
2. 2. The AWWA has published numerous guidelines on water treatment and distribution.
   美国供水协会发布了许多关于水处理和分配的指南。
3. 3. The AWWA is working to improve public awareness of water conservation practices.
   美国供水协会正在努力提高公众对节水实践的认识。