洼地

参考释义

洼地[wādì]

• -marshland;depression;low-lyingland;laeuna;downbend;draw;howe;recess;incavation;swale;flat;dip;[德]senke;（月球上的）endocrator:

  Theraincollectedinseveraldepressions.雨水聚积在几处洼地里。

• 短语
  洼地病bottomdisease
  洼地发电厂depressionpowerplant
  洼地改造improvementoflowland
  洼地治理waterloggingconservancy