短語(yǔ)詞組短語(yǔ)raindrop splash erosion 雨滴濺蝕raindrop splash amount 雨滴擊濺量raindrop splash erosivity 雨滴濺蝕力raindrop splash angle 雨滴擊濺角度raindrop splash on soil surface 降雨土表濺水 返回 raindrop splash