Chóng / qìng / bèi / chēng / wéi / Wù / dū / yīn / wèi / yī / nián / zhōng / yǒu / hěn / duō / dà / wù / tiān

重庆被称为雾都，因为一年中有很多大雾天。

Chongqing is called the Fog City because it has many foggy days throughout the year.