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solar panel

noun
🔊/ˌsəʊlə ˈpænl/
🔊/ˌsəʊlər ˈpænl/
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  1. a piece of equipment, often on the roof of a building, that uses light and heat energy from the sun to produce hot water and electricity太阳能电池板
    Topics The environmentb1, Houses and homesb1