基本解釋氈呢詞組短語短語felted d fabric 縮羢織物felted fabric backing 毛氈基層;毛氈下層felted fabric backing detail 毛氈基層absorbing felted fabric ceiling 具有吸聲的天花板felt fabric更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)縮羢織物