Hundreds of planes were grounded in Beijing on Monday and several freeways temporarily closed because of heavy smog and poor weather conditions, underscoring the growing cost of Beijing’s chronic air pollution.
周一，由于浓重的雾霾和糟糕的天气条件，数百架飞机滞留北京，多条高速公路临时关闭，凸显出北京长期空气污染所造成的成本日益升高。
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