“开凿”造句

运河开凿于1793到1797年间。
The canal was built between 1793 and 1797.

很多运河是按照地图上的坐标线开凿的。
Many canals were built along map grid lines.

矿工们开凿了一条地道，以排出矿井里的水。
Miners built the tunnel to drain water out of the mines.