ultraviolet
US /ˌʌl.trəˈvaɪə.lət/
UK /ˌʌl.trəˈvaɪə.lət/
名詞
紫外線
the ultraviolet part of the spectrum; ultraviolet radiation.
形容詞
紫外線
(of electromagnetic radiation) having a wavelength shorter than that of the violet end of the visible spectrum but longer than that of X-rays.