smog

🇬🇧/smɒɡ/ 🇺🇸/smɑːɡ/📚 13365 73 1四级六级考研托福高考
Smog is a mixture of fog and smoke which occurs in some busy industrial cities. 烟雾

noun [专属名词](通常指城市中汽车、工厂等排出的)烟雾,雾霾

Cars cause pollution, both smog and acid rain.
汽车引起污染,既有烟雾又有酸雨。

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