短語詞組短語street widening 街道擴闊;街道拓寬;街道加寬bridge widening 橋梁加寬;大橋擴建工程;擴闊大橋Widening Participation 廣泛參與;擴大參與組widening choice 加寬選擇;展寬gauguste widening 軌距加寬widening circuit 展寬電路heel widening 襪跟放針selvedge widening 擴邊法Widening the 拓寬 返回 widening