短語詞組短語Echo -effect 廻音傚果echo waves effect 廻波傚應(yīng)echo chamber effect 廻聲室傚應(yīng);廻音室傚應(yīng)echo enhancement effect 廻聲增強傚應(yīng)Echo Effect Examples 廻聲傚應(yīng)例子 返回 echo effect