smog
美 [smɑɡ]英 [smɒɡ]
- n.烟雾
- 网络毒雾;光化学烟雾;污雾

smog
1.烟雾(烟与雾混合的空气污染物,尤见于城市)a form of air pollution that is or looks like a mixture of smoke and fog , especially in cities
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