The only roads out here right now are spine-crunching gravel tracks.

这里唯一通往外界的道路现在是很多碎石小路。

youdao

Seoul Metropolitan City plans to set up more bicycle-only roads to encourage citizens and travelers to use eco-friendly forms of transport.

首尔市计划设立更多的自行车专用车道，以鼓励市民和游客使用这种环保的交通方式。

youdao

Selecting only roads coloured yellow or white on the Michelin map - ideally those tinged with green, for scenic value - we would stay cheaply and spend our money on supper.

只选择在米其林地图上用黄色或白色标出的道路，当然绿色的更理想，这是有景观的道路。我们住廉价旅馆，把钱花在晚餐上。

youdao

Only a small part has gone to bridges, roads and other infrastructure projects that can put people to work more quickly.

VOA: special.2009.07.10

Blocked roads and limited communications have only further slowed aid efforts.

VOA: special.2010.01.16

The last stage of the Wye withdrawals would leave a few Israeli settlements isolated in Arab-controlled territory, causing a lot of fuss and bother, presumably including a new chequer-board criss-crossed by settler-only roads.

ECONOMIST: Barak��s clumsy start

Supplies of road grit and salt are running low, according to many councils, with only major roads being treated in several places.

BBC: Schools closed and travellers hit as snow continues

Also you only use roads managed by the Highways agency, I think that most roads are local and not covered by the highways agency.

BBC: Your comments: Spring series 2009