Read Edit View history Discussion 自流灌溉 zìliúguàngài gravity irrigation Origin Definitions Defs Strokes Stroke Words Sentences Sents 自流灌溉 zìliúguàngài gravity irrigation Irrigation of land by allowing water to flow naturally from a higher elevation to a lower one using gravity
自流灌溉 zìliúguàngài gravity irrigation Irrigation of land by allowing water to flow naturally from a higher elevation to a lower one using gravity