n.

1. 城市，都市，市[C]
   We live in New York City.

   我们住在纽约（市）。

2. 全体市民，全城居民[G]
   The whole city turned out to cheer the Pope.

   全城居民倾巢而出欢迎教皇。

3. （大写）伦敦城（英国伦敦的市中心，为全国金融商业等的中心）[the S]
4. 【俚】（用于复合字加强用）境地；有……特征的人、事、物
   The playing field was mud city after the big rain.

   大雨之后，操场上泥泞一片。

a.

1. 城市的；都会的[Z][B]
   I prefer country life to city life.

   我喜爱乡村生活，不喜爱城市生活。

n.

1. a large town, in particular (Brit.) a town created a city by charter and typically containing a cathedral.
   ▸N. Amer. a municipal centre incorporated by the state or province.
2. (the City) the part of London governed by the Lord Mayor and the Corporation.
   ▸the financial and commercial institutions in the City of London.