reservoir

n. 1. a natural or artificial lake; used for a source or store of water
水庫，蓄水池
2. a large or extra supply; a nest egg or quantity that is held back
(喻)(知識、精力等的)貯藏；蓄積
a reservoir of hope
充滿希望

《新視野大學英語詞匯講解第728期:reservoir》永久閱讀地址: http://www.jiazhineng.cn/yingyu/5822/