Periodically, traffic on the single lane dead-end road stopped in a tangle of heavy equipment, cargo and military vehicles.

被堵塞的单线公路上的交通不时停滞，重型设备、货物和军用车辆陷入一片混乱。

youdao

But when I arrived, my mood plummeted. The road was filled with runners in a race while the cyclists were relegated to a single lane.

但当我到达那里的时候，我的心便一沉：环道挤满了参加赛跑的人，而自行车手们却被转移到一条单车道上。

youdao

(of roads) having a single lane for traffic in both directions; when vehicles meet one must pull off the road to let the other pass.

(道路)在双向的道路口有一条单行道的；当车辆相遇时一方必须离开道路让另一方通过的。

youdao

It will reopen as a single lane and will be controlled by traffic lights.

BBC: Badger sett causes Herefordshire bridge to be closed

Traffic on the road linking the two squares, Whitehall, will also be restricted to a single lane.

ECONOMIST: Battle of Trafalgar

The dualling will bypass a single lane stretch of the road on Goss Moor which connects two dualled sections.

BBC: The iron bridge on Goss Moor