The New York State parks system wants to turn off the falls on the American side some time in the next two to three years to replace two 115-year-old stone bridges that allow pedestrians, park vehicles and utilities access to Goat Island.
2016年12月四级真题（第二套）听力
柯林斯高阶英汉双解学习词典释义
N-COUNT
（尤指城镇的）步行者，行人
A pedestrian is a person who is walking, especially in a town or city, rather than travelling in a vehicle.