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irradiation

noun

🔊/ɪˌreɪdiˈeɪʃn/

🔊/ɪˌreɪdiˈeɪʃn/

[uncountable] (specialist)

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the process or fact of irradiating somebody/something, especially of treating food with gamma radiation in order to preserve it辐照（食物以放射线处理，以便贮存）