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nuclear power

noun
🔊/ˌnjuːkliə ˈpaʊə(r)/
🔊/ˌnuːkliər ˈpaʊər/
(also nuclear energy)
[uncountable]
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  1. a powerful form of energy produced by changing matter into energy by splitting the nuclei (= central parts) of atoms. It is used to produce electricity.核能；原子能Topics The environmentb1, Physics and chemistryb1