首頁›Browse›D›dual carriagewaydual carriageway編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看dual carriagewaydual carriageway — 名詞名詞1. a road with a central reservation separating traffic in opposite directions1.名詞釋義雙向分隔道路a road with a central reservation separating traffic in opposite directions例句The dual carriageway reduced the number of head-on collisions.