棚戶區(qū)的自動扶梯
In 2011, a huge outdoor escalator was erected in one of the poorest districts of Colombia's second largest city. With the installation of a giant outdoor escalator, their journey was cut from 35-minutes to just six.2011年,一臺巨型戶外自動扶梯在哥倫比亞第二大城市的一處貧民窟建成。隨著該自動扶梯的建成,當(dāng)?shù)鼐用竦男谐虖?5分鐘減至6分鐘。