水沟

例句：

1. 1. The water runs down the ditch and into the river.
   水沿着沟流到河里。
2. 2. The farmer had to repair the ditch after heavy rain.
   农民在大雨后不得不修理沟渠。
3. 3. The children were playing in the gutter, ignoring the danger.
   孩子们在沟里玩耍，忽视了危险。