“挖泥船”的英语可以翻译为：dredger ...

挖泥船把泥挖起来.The dredger spooned up mud.在防波堤后面挖泥船正在工作.Back of the breakwater the dredger was working.挖泥船仍然停泊在小湾中.The dredge sat in the boat basin....