reˈlief road noun [countableC] British EnglishBrE a road that vehicles use to avoid heavy traffic, usually built for this purpose 〔用于缓解交通拥堵的〕疏导路,辅路,旁道 an eastern relief road for city traffic 东面用于缓解城市交通的疏导路
relief road• The proposal for a Rhyl relief road could mean yet another where it crosses the A525.• The eastern district distributor road is part of the relief road system round the city of Leicester.