大家都搜：
1、payt的英文全称：Variable rate pricing based on PAY-as-you-throw as a Tool of urban waste management 中文意思：基于可变利率的定价是--你-把作为城市废物管理的工具
2、payt的英文全称：planning for pay as you throw 中文意思：规划垃圾按量收费
