stone canal

例句：

1. 1. The stone canalruns through the heart of the city,connecting two important neighborhoods.
   这条石渠穿过城市的中心，连接着两个重要的社区。
2. 2. The engineers carefully excavatedthe stone canal to ensure its structuralintegrity.
   工程师们仔细挖掘了石渠，以确保其结构完整性。
3. 3. Theconstruction of the stone canal was a major project thattook several years to complete.
   建造石渠是一个重大的项目，花了几年时间才完成。