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单词 ultraviolet
释义 ultra·vio·letBrE /ˌʌltrəˈvaɪələt/NAmE /ˌʌltrəˈvaɪələt/ (abbreviation UV) adjective [usually before noun] (physics 物理) of or using electromagnetic waves that are just shorter than those of violet light in the spectrum and that cannot be seen 紫外线的;利用紫外线的ultraviolet rays (= that cause the skin to go darker) 紫外线an ultraviolet lamp 紫外线灯   compare infrared
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