Methods Using Yekang gel bait to killing cockroaches inside the residetial quarters and using hot smog in drainage ditch and heating ditch.
方法用晔康杀蟑胶饵对单位家属楼室内，用拜力坦热烟雾对排水沟、暖气沟进行现场灭蟑实验。
Hot weather worsens air pollution by turning car exhaust into smog, which can make life miserable for people with asthma and other breathing problems.
炎热的天气使汽车尾气变成烟雾，加剧了空气污染，这可能使患有哮喘和其他有呼吸问题的人的生活更加痛苦。
An unusually hot summer set such fires across the country and the peatlands around Moscow generated a smog that blanketed the city with carbon monoxide and soot.
这个异常酷热的夏天，全国很多地方都着起了泥潭沼泽火，莫斯科附近的大火燃烧产生的含二氧化碳和烟尘的烟雾覆盖了整个城市。
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