短語詞組短語run -off pipe 泄水管;翻譯surface run -off 地面徑流;地表徑流;徑流;表面坡度side run -off 側線餾分;翻譯;塔側抽出物英語surface runoff 地表徑流；地面逕流runoff coefficient 徑流系數(shù) 返回 run-off