1. 水箱：妇洗器 BIDET | 水箱 CISTERN | 水箱盖 LID

2. 水箱;冲厕水箱：circumferential road 环形道路 | cistern 水箱;冲厕水箱 | City Beautification Scheme 美化市容计划

3. 蓄水池：circumferential velocity 圆周速度 | cistern 蓄水池 | citrine 黄水晶

4. 贮液器：cirscale 圆形刻度 | cistern 贮液器 | city gas 城市煤气

1. (大楼的)蓄水箱，水塔;(抽水马桶的)水箱
A cistern is a container which stores the water supply for a building, or that holds the water for flushing a toilet.

noun

1. an artificial reservoir for storing liquids
especially an underground tank for storing rainwater

2. a tank that holds the water used to flush a toilet

Synonym: water tank

3. a sac or cavity containing fluid especially lymph or cerebrospinal fluid

Synonym: cisterna