Russia's urban afforestation rate is 40% - 60%, sand, rarely assume not stay outdoors for a long time, wearing a down jacket is satisfied.

俄罗斯的城市绿化率为40% % -60%，风沙很少，假定不是很长时刻的呆在室外，穿一件羽绒服就满足了了。

youdao

While using Galileo, or multiple satellites, helps in urban canyons outdoors, the results show that indoor performance is still poor (Figure 1).

在使用伽利略，或者多颗卫星，帮助在城市峡谷户外，结果表明，室内的表现仍然不佳(图1)。

youdao

Transition easily from urban jungle to great outdoors in the Sierra.

轻松转换从都市丛林，在塞拉利昂的户外活动。

youdao

As we take time to connect with America's great outdoors in urban and rural areas alike, we are reminded of the varied roles our public lands play in our national life.

WHITEHOUSE: The White House

The report advocates having teachers take children for lessons outdoors when possible, with urban schools using parks.

BBC: Nature deficit disorder 'damaging Britain's children'