基本解釋高速公路同根派生 expressways相關(guān)詞英漢例句The ecological afforestation on expressways is a trend and a direction of developing afforestation of expressways.高速公路生態(tài)綠化是高速公路綠化發(fā)展的趨勢(shì)和方曏。expressways更多例句