in recent days,Beijing is still shrouded by the heavy fog and haze.The sales volume of anti-dust mask and air purifier increased sharply.The grade of AQI in some region even reached the highest.PM 2.5 is out of control in many parts of Beijing.
英语翻译
近几日北京持续被浓重雾霾(fog
and haze)笼罩,市场上防尘口罩(anti-dust mask)和空气净化器(air purifier)的销量剧增.部分地区的空气质量指数(air
quality index,AQI)可能达到极重污染水平,北京多地PM2.5(particulate matter)浓度“爆表”.
不要机器翻
in recent days,Beijing is still shrouded by the heavy fog and haze.The sales volume of anti-dust mask and air purifier increased sharply.The grade of AQI in some region even reached the highest.PM 2.5 is out of control in many parts of Beijing.