People walk carefully downstairs on snowcovered stairs at the Trocadero Square.
人们小心翼翼地走在特罗卡德罗广场被雪覆盖的楼梯上。
This activity went on for an hour: walk carefully to the woods, run back to the house.
这种行为持续了一个小时，他小心翼翼地走进树林，然后往家里跑。
People walk carefully downstairs on snowcovered stairs at the Trocadero Square, on December, 19, 2010 in Paris. (FRED DUFOUR/AFP/Getty Images)
3010年12月19日在巴黎特罗卡德罗广场，人们很小心的在下冰雪覆盖的台阶。
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