基本解釋清溝機詞組短語短語rotary disk ditch cleaner 轉(zhuǎn)盤式清溝機dragline ditch cleaner 繩索式拖斗清溝機swinging -bucket ditch cleaner 擺斗式清溝機ditch cleaning machine gutter cleaner 清溝機ditch cleaner更多詞組專業(yè)釋義農(nóng)業(yè)科學(xué)溝渠清潔機農(nóng)用清淤機