n.[C]

1. 单人牢房，小囚房
   The prisoner was locked in a cell.

   那囚犯被关在单人牢房内。

2. （修道院的）单人小室
3. 【生】细胞
   Human brains have more than 100 million cells per cubic centimeter.

   人脑每立方厘米有一亿多个细胞。

4. 蜂房的巢室
5. 【电】电池
6. 政党团体中的基层组织[G]

n.

1. a small room in which a prisoner is locked up or in which a monk or nun sleeps.
   ▸historical a small monastery dependent on a larger one.
2. a small compartment in a larger structure such as a honeycomb.
3. Biology  the smallest structural and functional unit of an organism, consisting of cytoplasm and a nucleus enclosed in a membrane.
4. a small group forming a nucleus of political activity:
   terrorist cells.
5. a device containing electrodes immersed in an electrolyte, used for current generation or electrolysis.
   ▸a unit in a device for converting chemical energy or light into electricity.
6. the local area covered by one of the short-range transmitters in a cellular telephone system.
   ▸N. Amer. a mobile phone.