The air smelled of coal - smoke and was as thick as grey soup.

空气闻起来有股煤烟的味,像浓雾一般浓厚.

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The most coal smoke - filled, disgusting city I've ever seen.

我见过的最有煤烟, 最糟糕的城市.

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It's not cold, but coal smoke brought by stoves of the residents near the site.

不太冷, 但已经看得见工地旁居民生炉子的煤烟.

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