neckdowns
美英
- 网络交叉口瓶颈化
复数：neckdowns
neckdownsneckdowns
1.an outward extension of the curbs at an intersection, narrowing the width of roadway and intended to slow traffic
neckdowns复数：neckdowns
neckdowns1.an outward extension of the curbs at an intersection, narrowing the width of roadway and intended to slow traffic