• Air pollution in Beijing reached a high level of 99 on the Air pollution Index on Friday as a sandstorm from the northwest shrouded the capital in dust, the China News Service reported.

    中国新闻社报道,北京市区13日遭遇来自西北方的沙尘袭击,当天该市污染指数一度达到99。

    youdao

  • Mouse operation, seen smoking on the mice which point, if the air pollution index too high, it is necessary to open ventilation windows.

    鼠标操作看到老鼠吸烟如果空气污染指数过高,要点击窗户打开通风

    youdao

  • Mouse operation, seen smoking on the mice which point, if the air pollution index too high, it is necessary to open ventilation windows.

    鼠标操作看到老鼠吸烟如果空气污染指数过高,要点击窗户打开通风

    youdao

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