peripheral depression

英 美
  • 边缘洼地
    1. We were hobbled through the rugged depression.
      我们深一脚浅一脚地穿过了那块高低不平的洼地。
    2. Erodible soil fractions are usually dislodged from projections and trapped in depression.
      可冲蚀土壤部分经常从凸出物剥蚀并降落于洼地。