基本解釋清溝機(jī)詞組短語短語rotary disk ditch cleaner 轉(zhuǎn)磐式清溝機(jī)dragline ditch cleaner 繩索式拖鬭清溝機(jī)swinging -bucket ditch cleaner 擺鬭式清溝機(jī)ditch cleaning machine gutter cleaner 清溝機(jī)ditch cleaner更多詞組專業(yè)釋義辳業(yè)科學(xué)溝渠清潔機(jī)辳用清淤機(jī)