新视野大学英语词汇讲解第728期:reservoir

reservoir

n. 1. a natural or artificial lake; used for a source or store of water
水库，蓄水池
2. a large or extra supply; a nest egg or quantity that is held back
(喻)(知识、精力等的)贮藏；蓄积
a reservoir of hope
充满希望

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