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smog warning
tech. 烟雾注意警报
wind. 烟雾警报
smog warning Action, device or announcement that serves to give caution or notice to the level of air pollutants typically associated with oxidants in a given area
environ. 烟雾警报 (行动,设备或宣布等服务给予警告或通知空气污染物的水平。通常与某一地区氧化剂有关。)
smog warning: 2 phrases in 2 subjects
Ecology1
Technology1