Smog is a major problem in some cities of north China.
雾霾是中国北方一些城市的主要问题。
Cars cause pollution and
smog in cities.
汽车在城市中造成污染和烟雾。
The sky was overspread with a heavy
smog.
天空笼罩着浓重的烟雾。
The city was shrouded in a thick blanket of
smog, making it difficult to see the buildings in the distance.
这座城市被厚厚的雾霾笼罩，远处的建筑都看不清。
Due to the high levels of
smog, outdoor activities were canceled for the day.
由于雾霾严重，当天的户外活动都被取消了。
Smog has become a major environmental issue in many industrialized cities around the world.
雾霾已经成为全球许多工业化城市的一大环境问题。
The government introduced stricter emission standards to combat the increasing
smog problem.
政府引入了更严格的排放标准来应对日益严重的雾霾问题。
Drivers were advised to use public transportation during the
smog alert to reduce air pollution.
在雾霾警报期间，建议司机使用公共交通以减少空气污染。
The
smog not only affects visibility but also poses serious health risks to citizens, especially those with respiratory issues.
雾霾不仅影响能见度，还对市民，尤其是有呼吸道疾病的人造成严重的健康风险。
Scientists have linked
smog to an increased risk of heart disease and lung cancer.
科学家已经将雾霾与心脏病和肺癌的风险增加联系起来。
In the winter months, the combination of cold air and industrial emissions often results in severe
smog episodes.
冬季，寒冷的空气与工业排放物的结合常常导致严重的雾霾期。
The city's air quality index soared due to a persistent
smog condition, prompting the authorities to declare a state of emergency.
由于持续的雾霾状况，该市的空气质量指数飙升，促使当局宣布进入紧急状态。
The installation of air purifiers in homes has become common in areas frequently plagued by
smog.
在经常遭受雾霾困扰的地区，家庭安装空气净化器已经很普遍。
The Luxurious house appeared in smog and fire and people in the house were trying to get out of it.
那幢豪华的房子笼罩在烟雾云海之中，房子里的人正在设法从里面掏出来。