n.[解] 池；内胞浆网槽
The cistern empties in five minutes. 贮水池五分钟就流乾。
The water slowly emptied (from the cistern). 水(从贮水池)缓缓流出。
The cistern is empty but will soon fill again . 水缸空了，但很快又会满的。
Cisterna (pl. cisternae) A flattened membrane-bounded sac of the endoplasmic reticulum or the Golgi apparatus, being the basic structural unit of these organelles. 潴泡（池，槽库）：在内质网或高尔基体中存在的扁平的膜状囊泡，是这些细胞器的基本结构单位。
The cistern doesn't clean easily. 这水槽不容易洗干净。
The cistern is empty but will soon fill again. 贮水器里现在没水，但一会儿就会储满水了。
