The “airpocalypse” that descended on Beijing last weekend blocked out the sun, filled hospital respiratory wards and brought the highest concentrations of toxic smog to the city since records began about four years ago.
本月早些时候降临北京、被称作“末日空气”(airpocalypse)的那场雾霾遮天蔽日,令医院呼吸科病房人满为患,这是北京四年前开始有记录以来,有毒空气污染物浓度最高的一次。
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