shallow ditch

• 浅沟

shallow ditch的用法和样例：

例句

1. I looked for an easier way to come down,and at length I found a broad,smooth runway of rock,a shallow groove winding out like a stream.
   我想找一条好走一点儿的路下山，终于找到了一条宽阔平滑的石径，那是一道浅沟，像小溪一样蜿蜒而下。