beltway
noun /ˈbeltweɪ/
/ˈbeltweɪ/
(US English)- a ring road, especially the one around Washington DC
（尤指环绕华盛顿特区的）环行路，环路 - Traffic was snarled as a two-mile stretch of the beltway was closed for four hours.
环路上有两英里路段关闭了四个小时，交通出现了拥堵。
- Traffic was snarled as a two-mile stretch of the beltway was closed for four hours.